21499542

素因数分解:

$2^1\times 3^2\times {\mathrm{181}}^1\times {\mathrm{6599}}^1$

素因数の和:6788

約数の個数: 24

約数和(自身を含む): 46846800

約数和(自身を除く): 25347258

約数列:

[1, 2, 3, 6, 9, 18, 181, 362, 543, 1086, 1629, 3258, 6599, 13198, 19797, 39594, 59391, 118782, 1194419, 2388838, 3583257, 7166514, 10749771, 21499542]

約数ペア:

[(1, 21499542), (2, 10749771), (3, 7166514), (6, 3583257), (9, 2388838), (18, 1194419), (181, 118782), (362, 59391), (543, 39594), (1086, 19797), (1629, 13198), (3258, 6599)]