21012406

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{673}}^1$

素因数の和:975

約数の個数: 16

約数和(自身を含む): 32174064

約数和(自身を除く): 11161658

約数列:

[1, 2, 67, 134, 233, 466, 673, 1346, 15611, 31222, 45091, 90182, 156809, 313618, 10506203, 21012406]

約数ペア:

[(1, 21012406), (2, 10506203), (67, 313618), (134, 156809), (233, 90182), (466, 45091), (673, 31222), (1346, 15611)]