21492997005

素因数分解:

$3^1\times 5^1\times {\mathrm{110501}}^1\times {\mathrm{12967}}^1$

素因数の和:123476

約数の個数: 16

約数和(自身を含む): 34391758464

約数和(自身を除く): 12898761459

約数列:

[1, 3, 5, 15, 12967, 38901, 64835, 110501, 194505, 331503, 552505, 1657515, 1432866467, 4298599401, 7164332335, 21492997005]

約数ペア:

[(1, 21492997005), (3, 7164332335), (5, 4298599401), (15, 1432866467), (12967, 1657515), (38901, 552505), (64835, 331503), (110501, 194505)]