21696430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8377}}^1$

素因数の和:8428

約数の個数: 32

約数和(自身を含む): 45844416

約数和(自身を除く): 24147986

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 8377, 16754, 41885, 58639, 83770, 117278, 293195, 309949, 586390, 619898, 1549745, 2169643, 3099490, 4339286, 10848215, 21696430]

約数ペア:

[(1, 21696430), (2, 10848215), (5, 4339286), (7, 3099490), (10, 2169643), (14, 1549745), (35, 619898), (37, 586390), (70, 309949), (74, 293195), (185, 117278), (259, 83770), (370, 58639), (518, 41885), (1295, 16754), (2590, 8377)]