21433570

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 40216176

約数和(自身を除く): 18782606

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 610, 857, 1714, 2501, 4285, 5002, 8570, 12505, 25010, 35137, 52277, 70274, 104554, 175685, 261385, 351370, 522770, 2143357, 4286714, 10716785, 21433570]

約数ペア:

[(1, 21433570), (2, 10716785), (5, 4286714), (10, 2143357), (41, 522770), (61, 351370), (82, 261385), (122, 175685), (205, 104554), (305, 70274), (410, 52277), (610, 35137), (857, 25010), (1714, 12505), (2501, 8570), (4285, 5002)]