21059944490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3323}}^1\times {\mathrm{48751}}^1$

素因数の和:52094

約数の個数: 32

約数和(自身を含む): 40837015296

約数和(自身を除く): 19777070806

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3323, 6646, 16615, 33230, 43199, 48751, 86398, 97502, 215995, 243755, 431990, 487510, 633763, 1267526, 3168815, 6337630, 161999573, 323999146, 809997865, 1619995730, 2105994449, 4211988898, 10529972245, 21059944490]

約数ペア:

[(1, 21059944490), (2, 10529972245), (5, 4211988898), (10, 2105994449), (13, 1619995730), (26, 809997865), (65, 323999146), (130, 161999573), (3323, 6337630), (6646, 3168815), (16615, 1267526), (33230, 633763), (43199, 487510), (48751, 431990), (86398, 243755), (97502, 215995)]