21872986764

素因数分解:

$2^2\times 3^1\times {\mathrm{821}}^1\times {\mathrm{2220157}}^1$

素因数の和:2220985

約数の個数: 24

約数和(自身を含む): 51099156528

約数和(自身を除く): 29226169764

約数列:

[1, 2, 3, 4, 6, 12, 821, 1642, 2463, 3284, 4926, 9852, 2220157, 4440314, 6660471, 8880628, 13320942, 26641884, 1822748897, 3645497794, 5468246691, 7290995588, 10936493382, 21872986764]

約数ペア:

[(1, 21872986764), (2, 10936493382), (3, 7290995588), (4, 5468246691), (6, 3645497794), (12, 1822748897), (821, 26641884), (1642, 13320942), (2463, 8880628), (3284, 6660471), (4926, 4440314), (9852, 2220157)]