21115696

素因数分解:

$2^4\times 7^1\times {\mathrm{188533}}^1$

素因数の和:188548

約数の個数: 20

約数和(自身を含む): 46756432

約数和(自身を除く): 25640736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188533, 377066, 754132, 1319731, 1508264, 2639462, 3016528, 5278924, 10557848, 21115696]

約数ペア:

[(1, 21115696), (2, 10557848), (4, 5278924), (7, 3016528), (8, 2639462), (14, 1508264), (16, 1319731), (28, 754132), (56, 377066), (112, 188533)]