21127602

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 45152640

約数和(自身を除く): 24025038

約数列:

[1, 2, 3, 6, 29, 53, 58, 79, 87, 106, 158, 159, 174, 237, 318, 474, 841, 1537, 1682, 2291, 2523, 3074, 4187, 4582, 4611, 5046, 6873, 8374, 9222, 12561, 13746, 25122, 44573, 66439, 89146, 121423, 132878, 133719, 199317, 242846, 267438, 364269, 398634, 728538, 3521267, 7042534, 10563801, 21127602]

約数ペア:

[(1, 21127602), (2, 10563801), (3, 7042534), (6, 3521267), (29, 728538), (53, 398634), (58, 364269), (79, 267438), (87, 242846), (106, 199317), (158, 133719), (159, 132878), (174, 121423), (237, 89146), (318, 66439), (474, 44573), (841, 25122), (1537, 13746), (1682, 12561), (2291, 9222), (2523, 8374), (3074, 6873), (4187, 5046), (4582, 4611)]