21625060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 48335616

約数和(自身を除く): 26710556

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 887, 1060, 1219, 1774, 2438, 3548, 4435, 4876, 6095, 8870, 12190, 17740, 20401, 24380, 40802, 47011, 81604, 94022, 102005, 188044, 204010, 235055, 408020, 470110, 940220, 1081253, 2162506, 4325012, 5406265, 10812530, 21625060]

約数ペア:

[(1, 21625060), (2, 10812530), (4, 5406265), (5, 4325012), (10, 2162506), (20, 1081253), (23, 940220), (46, 470110), (53, 408020), (92, 235055), (106, 204010), (115, 188044), (212, 102005), (230, 94022), (265, 81604), (460, 47011), (530, 40802), (887, 24380), (1060, 20401), (1219, 17740), (1774, 12190), (2438, 8870), (3548, 6095), (4435, 4876)]