21261476

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3917}}^1$

素因数の和:4003

約数の個数: 24

約数和(自身を含む): 39493440

約数和(自身を除く): 18231964

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 1357, 2714, 3917, 5428, 7834, 15668, 90091, 180182, 231103, 360364, 462206, 924412, 5315369, 10630738, 21261476]

約数ペア:

[(1, 21261476), (2, 10630738), (4, 5315369), (23, 924412), (46, 462206), (59, 360364), (92, 231103), (118, 180182), (236, 90091), (1357, 15668), (2714, 7834), (3917, 5428)]