21117018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14249}}^1$

素因数の和:14286

約数の個数: 32

約数和(自身を含む): 47880000

約数和(自身を除く): 26762982

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 14249, 28498, 42747, 85494, 185237, 270731, 370474, 541462, 555711, 812193, 1111422, 1624386, 3519503, 7039006, 10558509, 21117018]

約数ペア:

[(1, 21117018), (2, 10558509), (3, 7039006), (6, 3519503), (13, 1624386), (19, 1111422), (26, 812193), (38, 555711), (39, 541462), (57, 370474), (78, 270731), (114, 185237), (247, 85494), (494, 42747), (741, 28498), (1482, 14249)]