21180038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{3037}}^1$

素因数の和:3367

約数の個数: 16

約数和(自身を含む): 34779024

約数和(自身を除く): 13598986

約数列:

[1, 2, 11, 22, 317, 634, 3037, 3487, 6074, 6974, 33407, 66814, 962729, 1925458, 10590019, 21180038]

約数ペア:

[(1, 21180038), (2, 10590019), (11, 1925458), (22, 962729), (317, 66814), (634, 33407), (3037, 6974), (3487, 6074)]