21861072

素因数分解:

$2^4\times 3^2\times {\mathrm{151813}}^1$

素因数の和:151827

約数の個数: 30

約数和(自身を含む): 61181042

約数和(自身を除く): 39319970

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151813, 303626, 455439, 607252, 910878, 1214504, 1366317, 1821756, 2429008, 2732634, 3643512, 5465268, 7287024, 10930536, 21861072]

約数ペア:

[(1, 21861072), (2, 10930536), (3, 7287024), (4, 5465268), (6, 3643512), (8, 2732634), (9, 2429008), (12, 1821756), (16, 1366317), (18, 1214504), (24, 910878), (36, 607252), (48, 455439), (72, 303626), (144, 151813)]