20210808

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{15889}}^1$

素因数の和:15951

約数の個数: 32

約数和(自身を含む): 51483600

約数和(自身を除く): 31272792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 15889, 31778, 47667, 63556, 95334, 127112, 190668, 381336, 842117, 1684234, 2526351, 3368468, 5052702, 6736936, 10105404, 20210808]

約数ペア:

[(1, 20210808), (2, 10105404), (3, 6736936), (4, 5052702), (6, 3368468), (8, 2526351), (12, 1684234), (24, 842117), (53, 381336), (106, 190668), (159, 127112), (212, 95334), (318, 63556), (424, 47667), (636, 31778), (1272, 15889)]