21811056

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{12281}}^1$

素因数の和:12329

約数の個数: 40

約数和(自身を含む): 57872784

約数和(自身を除く): 36061728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 12281, 24562, 36843, 49124, 73686, 98248, 147372, 196496, 294744, 454397, 589488, 908794, 1363191, 1817588, 2726382, 3635176, 5452764, 7270352, 10905528, 21811056]

約数ペア:

[(1, 21811056), (2, 10905528), (3, 7270352), (4, 5452764), (6, 3635176), (8, 2726382), (12, 1817588), (16, 1363191), (24, 908794), (37, 589488), (48, 454397), (74, 294744), (111, 196496), (148, 147372), (222, 98248), (296, 73686), (444, 49124), (592, 36843), (888, 24562), (1776, 12281)]