21608584

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 41505120

約数和(自身を除く): 19896536

約数列:

[1, 2, 4, 8, 73, 146, 163, 227, 292, 326, 454, 584, 652, 908, 1304, 1816, 11899, 16571, 23798, 33142, 37001, 47596, 66284, 74002, 95192, 132568, 148004, 296008, 2701073, 5402146, 10804292, 21608584]

約数ペア:

[(1, 21608584), (2, 10804292), (4, 5402146), (8, 2701073), (73, 296008), (146, 148004), (163, 132568), (227, 95192), (292, 74002), (326, 66284), (454, 47596), (584, 37001), (652, 33142), (908, 23798), (1304, 16571), (1816, 11899)]