21227456

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{7057}}^1$

素因数の和:7116

約数の個数: 28

約数和(自身を含む): 43025568

約数和(自身を除く): 21798112

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 376, 752, 1504, 3008, 7057, 14114, 28228, 56456, 112912, 225824, 331679, 451648, 663358, 1326716, 2653432, 5306864, 10613728, 21227456]

約数ペア:

[(1, 21227456), (2, 10613728), (4, 5306864), (8, 2653432), (16, 1326716), (32, 663358), (47, 451648), (64, 331679), (94, 225824), (188, 112912), (376, 56456), (752, 28228), (1504, 14114), (3008, 7057)]