21159050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 47568384

約数和(自身を除く): 26409334

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 31, 34, 50, 55, 62, 73, 85, 110, 146, 155, 170, 187, 275, 310, 341, 365, 374, 425, 527, 550, 682, 730, 775, 803, 850, 935, 1054, 1241, 1550, 1606, 1705, 1825, 1870, 2263, 2482, 2635, 3410, 3650, 4015, 4526, 4675, 5270, 5797, 6205, 8030, 8525, 9350, 11315, 11594, 12410, 13175, 13651, 17050, 20075, 22630, 24893, 26350, 27302, 28985, 31025, 38471, 40150, 49786, 56575, 57970, 62050, 68255, 76942, 113150, 124465, 136510, 144925, 192355, 248930, 289850, 341275, 384710, 423181, 622325, 682550, 846362, 961775, 1244650, 1923550, 2115905, 4231810, 10579525, 21159050]

約数ペア:

[(1, 21159050), (2, 10579525), (5, 4231810), (10, 2115905), (11, 1923550), (17, 1244650), (22, 961775), (25, 846362), (31, 682550), (34, 622325), (50, 423181), (55, 384710), (62, 341275), (73, 289850), (85, 248930), (110, 192355), (146, 144925), (155, 136510), (170, 124465), (187, 113150), (275, 76942), (310, 68255), (341, 62050), (365, 57970), (374, 56575), (425, 49786), (527, 40150), (550, 38471), (682, 31025), (730, 28985), (775, 27302), (803, 26350), (850, 24893), (935, 22630), (1054, 20075), (1241, 17050), (1550, 13651), (1606, 13175), (1705, 12410), (1825, 11594), (1870, 11315), (2263, 9350), (2482, 8525), (2635, 8030), (3410, 6205), (3650, 5797), (4015, 5270), (4526, 4675)]