21553897238

素因数分解:

$2^1\times {\mathrm{229}}^1\times {\mathrm{2389}}^1\times {\mathrm{19699}}^1$

素因数の和:22319

約数の個数: 16

約数和(自身を含む): 32487270000

約数和(自身を除く): 10933372762

約数列:

[1, 2, 229, 458, 2389, 4778, 19699, 39398, 547081, 1094162, 4511071, 9022142, 47060911, 94121822, 10776948619, 21553897238]

約数ペア:

[(1, 21553897238), (2, 10776948619), (229, 94121822), (458, 47060911), (2389, 9022142), (4778, 4511071), (19699, 1094162), (39398, 547081)]