21905232

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10613}}^1$

素因数の和:10667

約数の個数: 40

約数和(自身を含む): 57909984

約数和(自身を除く): 36004752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10613, 21226, 31839, 42452, 63678, 84904, 127356, 169808, 254712, 456359, 509424, 912718, 1369077, 1825436, 2738154, 3650872, 5476308, 7301744, 10952616, 21905232]

約数ペア:

[(1, 21905232), (2, 10952616), (3, 7301744), (4, 5476308), (6, 3650872), (8, 2738154), (12, 1825436), (16, 1369077), (24, 912718), (43, 509424), (48, 456359), (86, 254712), (129, 169808), (172, 127356), (258, 84904), (344, 63678), (516, 42452), (688, 31839), (1032, 21226), (2064, 10613)]