21203224

素因数分解:

$2^3\times 7^1\times {\mathrm{378629}}^1$

素因数の和:378642

約数の個数: 16

約数和(自身を含む): 45435600

約数和(自身を除く): 24232376

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 378629, 757258, 1514516, 2650403, 3029032, 5300806, 10601612, 21203224]

約数ペア:

[(1, 21203224), (2, 10601612), (4, 5300806), (7, 3029032), (8, 2650403), (14, 1514516), (28, 757258), (56, 378629)]