21069272

素因数分解:

$2^3\times 7^1\times {\mathrm{376237}}^1$

素因数の和:376250

約数の個数: 16

約数和(自身を含む): 45148560

約数和(自身を除く): 24079288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376237, 752474, 1504948, 2633659, 3009896, 5267318, 10534636, 21069272]

約数ペア:

[(1, 21069272), (2, 10534636), (4, 5267318), (7, 3009896), (8, 2633659), (14, 1504948), (28, 752474), (56, 376237)]