21780228

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{58549}}^1$

素因数の和:58587

約数の個数: 24

約数和(自身を含む): 52460800

約数和(自身を除く): 30680572

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 58549, 117098, 175647, 234196, 351294, 702588, 1815019, 3630038, 5445057, 7260076, 10890114, 21780228]

約数ペア:

[(1, 21780228), (2, 10890114), (3, 7260076), (4, 5445057), (6, 3630038), (12, 1815019), (31, 702588), (62, 351294), (93, 234196), (124, 175647), (186, 117098), (372, 58549)]