21429792

素因数分解:

$2^5\times 3^3\times {\mathrm{17}}^1\times {\mathrm{1459}}^1$

素因数の和:1495

約数の個数: 96

約数和(自身を含む): 66225600

約数和(自身を除く): 44795808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 96, 102, 108, 136, 144, 153, 204, 216, 272, 288, 306, 408, 432, 459, 544, 612, 816, 864, 918, 1224, 1459, 1632, 1836, 2448, 2918, 3672, 4377, 4896, 5836, 7344, 8754, 11672, 13131, 14688, 17508, 23344, 24803, 26262, 35016, 39393, 46688, 49606, 52524, 70032, 74409, 78786, 99212, 105048, 140064, 148818, 157572, 198424, 210096, 223227, 297636, 315144, 396848, 420192, 446454, 595272, 630288, 669681, 793696, 892908, 1190544, 1260576, 1339362, 1785816, 2381088, 2678724, 3571632, 5357448, 7143264, 10714896, 21429792]

約数ペア:

[(1, 21429792), (2, 10714896), (3, 7143264), (4, 5357448), (6, 3571632), (8, 2678724), (9, 2381088), (12, 1785816), (16, 1339362), (17, 1260576), (18, 1190544), (24, 892908), (27, 793696), (32, 669681), (34, 630288), (36, 595272), (48, 446454), (51, 420192), (54, 396848), (68, 315144), (72, 297636), (96, 223227), (102, 210096), (108, 198424), (136, 157572), (144, 148818), (153, 140064), (204, 105048), (216, 99212), (272, 78786), (288, 74409), (306, 70032), (408, 52524), (432, 49606), (459, 46688), (544, 39393), (612, 35016), (816, 26262), (864, 24803), (918, 23344), (1224, 17508), (1459, 14688), (1632, 13131), (1836, 11672), (2448, 8754), (2918, 7344), (3672, 5836), (4377, 4896)]