21715372

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{14633}}^1$

素因数の和:14697

約数の個数: 24

約数和(自身を含む): 44253216

約数和(自身を除く): 22537844

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 14633, 29266, 58532, 102431, 204862, 409724, 775549, 1551098, 3102196, 5428843, 10857686, 21715372]

約数ペア:

[(1, 21715372), (2, 10857686), (4, 5428843), (7, 3102196), (14, 1551098), (28, 775549), (53, 409724), (106, 204862), (212, 102431), (371, 58532), (742, 29266), (1484, 14633)]