21585938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 37592640

約数和(自身を除く): 16006702

約数列:

[1, 2, 11, 19, 22, 38, 113, 209, 226, 418, 457, 914, 1243, 2147, 2486, 4294, 5027, 8683, 10054, 17366, 23617, 47234, 51641, 95513, 103282, 191026, 568051, 981179, 1136102, 1962358, 10792969, 21585938]

約数ペア:

[(1, 21585938), (2, 10792969), (11, 1962358), (19, 1136102), (22, 981179), (38, 568051), (113, 191026), (209, 103282), (226, 95513), (418, 51641), (457, 47234), (914, 23617), (1243, 17366), (2147, 10054), (2486, 8683), (4294, 5027)]