21438594

素因数分解:

$2^1\times 3^4\times {\mathrm{59}}^1\times {\mathrm{2243}}^1$

素因数の和:2316

約数の個数: 40

約数和(自身を含む): 48874320

約数和(自身を除く): 27435726

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 81, 118, 162, 177, 354, 531, 1062, 1593, 2243, 3186, 4486, 4779, 6729, 9558, 13458, 20187, 40374, 60561, 121122, 132337, 181683, 264674, 363366, 397011, 794022, 1191033, 2382066, 3573099, 7146198, 10719297, 21438594]

約数ペア:

[(1, 21438594), (2, 10719297), (3, 7146198), (6, 3573099), (9, 2382066), (18, 1191033), (27, 794022), (54, 397011), (59, 363366), (81, 264674), (118, 181683), (162, 132337), (177, 121122), (354, 60561), (531, 40374), (1062, 20187), (1593, 13458), (2243, 9558), (3186, 6729), (4486, 4779)]