21052224

素因数分解:

$2^6\times 3^4\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 140

約数和(自身を含む): 64910208

約数和(自身を除く): 43857984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 131, 144, 162, 186, 192, 216, 248, 262, 279, 288, 324, 372, 393, 432, 496, 524, 558, 576, 648, 744, 786, 837, 864, 992, 1048, 1116, 1179, 1296, 1488, 1572, 1674, 1728, 1984, 2096, 2232, 2358, 2511, 2592, 2976, 3144, 3348, 3537, 4061, 4192, 4464, 4716, 5022, 5184, 5952, 6288, 6696, 7074, 8122, 8384, 8928, 9432, 10044, 10611, 12183, 12576, 13392, 14148, 16244, 17856, 18864, 20088, 21222, 24366, 25152, 26784, 28296, 32488, 36549, 37728, 40176, 42444, 48732, 53568, 56592, 64976, 73098, 75456, 80352, 84888, 97464, 109647, 113184, 129952, 146196, 160704, 169776, 194928, 219294, 226368, 259904, 292392, 328941, 339552, 389856, 438588, 584784, 657882, 679104, 779712, 877176, 1169568, 1315764, 1754352, 2339136, 2631528, 3508704, 5263056, 7017408, 10526112, 21052224]

約数ペア:

[(1, 21052224), (2, 10526112), (3, 7017408), (4, 5263056), (6, 3508704), (8, 2631528), (9, 2339136), (12, 1754352), (16, 1315764), (18, 1169568), (24, 877176), (27, 779712), (31, 679104), (32, 657882), (36, 584784), (48, 438588), (54, 389856), (62, 339552), (64, 328941), (72, 292392), (81, 259904), (93, 226368), (96, 219294), (108, 194928), (124, 169776), (131, 160704), (144, 146196), (162, 129952), (186, 113184), (192, 109647), (216, 97464), (248, 84888), (262, 80352), (279, 75456), (288, 73098), (324, 64976), (372, 56592), (393, 53568), (432, 48732), (496, 42444), (524, 40176), (558, 37728), (576, 36549), (648, 32488), (744, 28296), (786, 26784), (837, 25152), (864, 24366), (992, 21222), (1048, 20088), (1116, 18864), (1179, 17856), (1296, 16244), (1488, 14148), (1572, 13392), (1674, 12576), (1728, 12183), (1984, 10611), (2096, 10044), (2232, 9432), (2358, 8928), (2511, 8384), (2592, 8122), (2976, 7074), (3144, 6696), (3348, 6288), (3537, 5952), (4061, 5184), (4192, 5022), (4464, 4716)]