21373576

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6469}}^1$

素因数の和:6541

約数の個数: 32

約数和(自身を含む): 46584000

約数和(自身を除く): 25210424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6469, 12938, 25876, 45283, 51752, 90566, 181132, 362264, 381671, 763342, 1526684, 2671697, 3053368, 5343394, 10686788, 21373576]

約数ペア:

[(1, 21373576), (2, 10686788), (4, 5343394), (7, 3053368), (8, 2671697), (14, 1526684), (28, 763342), (56, 381671), (59, 362264), (118, 181132), (236, 90566), (413, 51752), (472, 45283), (826, 25876), (1652, 12938), (3304, 6469)]