21907228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41179}}^1$

素因数の和:41209

約数の個数: 24

約数和(自身を含む): 46121600

約数和(自身を除く): 24214372

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 41179, 82358, 164716, 288253, 576506, 782401, 1153012, 1564802, 3129604, 5476807, 10953614, 21907228]

約数ペア:

[(1, 21907228), (2, 10953614), (4, 5476807), (7, 3129604), (14, 1564802), (19, 1153012), (28, 782401), (38, 576506), (76, 288253), (133, 164716), (266, 82358), (532, 41179)]