21032497116

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{881}}^1\times {\mathrm{17923}}^1$

素因数の和:18851

約数の個数: 72

約数和(自身を含む): 54667411344

約数和(自身を除く): 33634914228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 881, 1332, 1762, 2643, 3524, 5286, 7929, 10572, 15858, 17923, 31716, 32597, 35846, 53769, 65194, 71692, 97791, 107538, 130388, 161307, 195582, 215076, 293373, 322614, 391164, 586746, 645228, 663151, 1173492, 1326302, 1989453, 2652604, 3978906, 5968359, 7957812, 11936718, 15790163, 23873436, 31580326, 47370489, 63160652, 94740978, 142111467, 189481956, 284222934, 568445868, 584236031, 1168472062, 1752708093, 2336944124, 3505416186, 5258124279, 7010832372, 10516248558, 21032497116]

約数ペア:

[(1, 21032497116), (2, 10516248558), (3, 7010832372), (4, 5258124279), (6, 3505416186), (9, 2336944124), (12, 1752708093), (18, 1168472062), (36, 584236031), (37, 568445868), (74, 284222934), (111, 189481956), (148, 142111467), (222, 94740978), (333, 63160652), (444, 47370489), (666, 31580326), (881, 23873436), (1332, 15790163), (1762, 11936718), (2643, 7957812), (3524, 5968359), (5286, 3978906), (7929, 2652604), (10572, 1989453), (15858, 1326302), (17923, 1173492), (31716, 663151), (32597, 645228), (35846, 586746), (53769, 391164), (65194, 322614), (71692, 293373), (97791, 215076), (107538, 195582), (130388, 161307)]