21341555438

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89670401}}^1$

素因数の和:89670427

約数の個数: 16

約数和(自身を含む): 38737613664

約数和(自身を除く): 17396058226

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 89670401, 179340802, 627692807, 1255385614, 1524396817, 3048793634, 10670777719, 21341555438]

約数ペア:

[(1, 21341555438), (2, 10670777719), (7, 3048793634), (14, 1524396817), (17, 1255385614), (34, 627692807), (119, 179340802), (238, 89670401)]