21069390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{702313}}^1$

素因数の和:702323

約数の個数: 16

約数和(自身を含む): 50566608

約数和(自身を除く): 29497218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 702313, 1404626, 2106939, 3511565, 4213878, 7023130, 10534695, 21069390]

約数ペア:

[(1, 21069390), (2, 10534695), (3, 7023130), (5, 4213878), (6, 3511565), (10, 2106939), (15, 1404626), (30, 702313)]