21152803742

素因数分解:

$2^1\times 7^1\times {\mathrm{12517}}^1\times {\mathrm{120709}}^1$

素因数の和:133235

約数の個数: 16

約数和(自身を含む): 36265146720

約数和(自身を除く): 15112342978

約数列:

[1, 2, 7, 14, 12517, 25034, 87619, 120709, 175238, 241418, 844963, 1689926, 1510914553, 3021829106, 10576401871, 21152803742]

約数ペア:

[(1, 21152803742), (2, 10576401871), (7, 3021829106), (14, 1510914553), (12517, 1689926), (25034, 844963), (87619, 241418), (120709, 175238)]