21313666

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{3037}}^1$

素因数の和:3090

約数の個数: 24

約数和(自身を含む): 36364860

約数和(自身を除く): 15051194

約数列:

[1, 2, 11, 22, 29, 58, 121, 242, 319, 638, 3037, 3509, 6074, 7018, 33407, 66814, 88073, 176146, 367477, 734954, 968803, 1937606, 10656833, 21313666]

約数ペア:

[(1, 21313666), (2, 10656833), (11, 1937606), (22, 968803), (29, 734954), (58, 367477), (121, 176146), (242, 88073), (319, 66814), (638, 33407), (3037, 7018), (3509, 6074)]