21519857184

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{30881}}^1$

素因数の和:30979

約数の個数: 192

約数和(自身を含む): 69480052992

約数和(自身を除く): 47960195808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 61, 68, 84, 96, 102, 112, 119, 122, 136, 168, 183, 204, 224, 238, 244, 272, 336, 357, 366, 408, 427, 476, 488, 544, 672, 714, 732, 816, 854, 952, 976, 1037, 1281, 1428, 1464, 1632, 1708, 1904, 1952, 2074, 2562, 2856, 2928, 3111, 3416, 3808, 4148, 5124, 5712, 5856, 6222, 6832, 7259, 8296, 10248, 11424, 12444, 13664, 14518, 16592, 20496, 21777, 24888, 29036, 30881, 33184, 40992, 43554, 49776, 58072, 61762, 87108, 92643, 99552, 116144, 123524, 174216, 185286, 216167, 232288, 247048, 348432, 370572, 432334, 494096, 524977, 648501, 696864, 741144, 864668, 988192, 1049954, 1297002, 1482288, 1574931, 1729336, 1883741, 2099908, 2594004, 2964576, 3149862, 3458672, 3674839, 3767482, 4199816, 5188008, 5651223, 6299724, 6917344, 7349678, 7534964, 8399632, 10376016, 11024517, 11302446, 12599448, 13186187, 14699356, 15069928, 16799264, 20752032, 22049034, 22604892, 25198896, 26372374, 29398712, 30139856, 32023597, 39558561, 44098068, 45209784, 50397792, 52744748, 58797424, 60279712, 64047194, 79117122, 88196136, 90419568, 96070791, 105489496, 117594848, 128094388, 158234244, 176392272, 180839136, 192141582, 210978992, 224165179, 256188776, 316468488, 352784544, 384283164, 421957984, 448330358, 512377552, 632936976, 672495537, 768566328, 896660716, 1024755104, 1265873952, 1344991074, 1537132656, 1793321432, 2689982148, 3074265312, 3586642864, 5379964296, 7173285728, 10759928592, 21519857184]

約数ペア:

[(1, 21519857184), (2, 10759928592), (3, 7173285728), (4, 5379964296), (6, 3586642864), (7, 3074265312), (8, 2689982148), (12, 1793321432), (14, 1537132656), (16, 1344991074), (17, 1265873952), (21, 1024755104), (24, 896660716), (28, 768566328), (32, 672495537), (34, 632936976), (42, 512377552), (48, 448330358), (51, 421957984), (56, 384283164), (61, 352784544), (68, 316468488), (84, 256188776), (96, 224165179), (102, 210978992), (112, 192141582), (119, 180839136), (122, 176392272), (136, 158234244), (168, 128094388), (183, 117594848), (204, 105489496), (224, 96070791), (238, 90419568), (244, 88196136), (272, 79117122), (336, 64047194), (357, 60279712), (366, 58797424), (408, 52744748), (427, 50397792), (476, 45209784), (488, 44098068), (544, 39558561), (672, 32023597), (714, 30139856), (732, 29398712), (816, 26372374), (854, 25198896), (952, 22604892), (976, 22049034), (1037, 20752032), (1281, 16799264), (1428, 15069928), (1464, 14699356), (1632, 13186187), (1708, 12599448), (1904, 11302446), (1952, 11024517), (2074, 10376016), (2562, 8399632), (2856, 7534964), (2928, 7349678), (3111, 6917344), (3416, 6299724), (3808, 5651223), (4148, 5188008), (5124, 4199816), (5712, 3767482), (5856, 3674839), (6222, 3458672), (6832, 3149862), (7259, 2964576), (8296, 2594004), (10248, 2099908), (11424, 1883741), (12444, 1729336), (13664, 1574931), (14518, 1482288), (16592, 1297002), (20496, 1049954), (21777, 988192), (24888, 864668), (29036, 741144), (30881, 696864), (33184, 648501), (40992, 524977), (43554, 494096), (49776, 432334), (58072, 370572), (61762, 348432), (87108, 247048), (92643, 232288), (99552, 216167), (116144, 185286), (123524, 174216)]