21752803376

素因数分解:

$2^4\times {\mathrm{11321}}^1\times {\mathrm{120091}}^1$

素因数の和:131420

約数の個数: 20

約数和(自身を含む): 42150130344

約数和(自身を除く): 20397326968

約数列:

[1, 2, 4, 8, 16, 11321, 22642, 45284, 90568, 120091, 181136, 240182, 480364, 960728, 1921456, 1359550211, 2719100422, 5438200844, 10876401688, 21752803376]

約数ペア:

[(1, 21752803376), (2, 10876401688), (4, 5438200844), (8, 2719100422), (16, 1359550211), (11321, 1921456), (22642, 960728), (45284, 480364), (90568, 240182), (120091, 181136)]