2104091521

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{26951}}^1$

素因数の和:27564

約数の個数: 16

約数和(自身を含む): 2535644160

約数和(自身を除く): 431552639

約数列:

[1, 7, 19, 133, 587, 4109, 11153, 26951, 78071, 188657, 512069, 3584483, 15820237, 110741659, 300584503, 2104091521]

約数ペア:

[(1, 2104091521), (7, 300584503), (19, 110741659), (133, 15820237), (587, 3584483), (4109, 512069), (11153, 188657), (26951, 78071)]