21347488

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{35111}}^1$

素因数の和:35140

約数の個数: 24

約数和(自身を含む): 44241120

約数和(自身を除く): 22893632

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 35111, 70222, 140444, 280888, 561776, 667109, 1123552, 1334218, 2668436, 5336872, 10673744, 21347488]

約数ペア:

[(1, 21347488), (2, 10673744), (4, 5336872), (8, 2668436), (16, 1334218), (19, 1123552), (32, 667109), (38, 561776), (76, 280888), (152, 140444), (304, 70222), (608, 35111)]