21138032154

素因数分解:

$2^1\times 3^1\times {\mathrm{643}}^1\times {\mathrm{5479013}}^1$

素因数の和:5479661

約数の個数: 16

約数和(自身を含む): 42341820192

約数和(自身を除く): 21203788038

約数列:

[1, 2, 3, 6, 643, 1286, 1929, 3858, 5479013, 10958026, 16437039, 32874078, 3523005359, 7046010718, 10569016077, 21138032154]

約数ペア:

[(1, 21138032154), (2, 10569016077), (3, 7046010718), (6, 3523005359), (643, 32874078), (1286, 16437039), (1929, 10958026), (3858, 5479013)]