21253026

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2063}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 45474048

約数和(自身を除く): 24221022

約数列:

[1, 2, 3, 6, 17, 34, 51, 101, 102, 202, 303, 606, 1717, 2063, 3434, 4126, 5151, 6189, 10302, 12378, 35071, 70142, 105213, 208363, 210426, 416726, 625089, 1250178, 3542171, 7084342, 10626513, 21253026]

約数ペア:

[(1, 21253026), (2, 10626513), (3, 7084342), (6, 3542171), (17, 1250178), (34, 625089), (51, 416726), (101, 210426), (102, 208363), (202, 105213), (303, 70142), (606, 35071), (1717, 12378), (2063, 10302), (3434, 6189), (4126, 5151)]