21962278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 36691200

約数和(自身を除く): 14728922

約数列:

[1, 2, 13, 26, 59, 103, 118, 139, 206, 278, 767, 1339, 1534, 1807, 2678, 3614, 6077, 8201, 12154, 14317, 16402, 28634, 79001, 106613, 158002, 186121, 213226, 372242, 844703, 1689406, 10981139, 21962278]

約数ペア:

[(1, 21962278), (2, 10981139), (13, 1689406), (26, 844703), (59, 372242), (103, 213226), (118, 186121), (139, 158002), (206, 106613), (278, 79001), (767, 28634), (1339, 16402), (1534, 14317), (1807, 12154), (2678, 8201), (3614, 6077)]