21065292

素因数分解:

$2^2\times 3^3\times {\mathrm{195049}}^1$

素因数の和:195062

約数の個数: 24

約数和(自身を含む): 54614000

約数和(自身を除く): 33548708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195049, 390098, 585147, 780196, 1170294, 1755441, 2340588, 3510882, 5266323, 7021764, 10532646, 21065292]

約数ペア:

[(1, 21065292), (2, 10532646), (3, 7021764), (4, 5266323), (6, 3510882), (9, 2340588), (12, 1755441), (18, 1170294), (27, 780196), (36, 585147), (54, 390098), (108, 195049)]