21734164

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{631}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 38931200

約数和(自身を除く): 17197036

約数列:

[1, 2, 4, 79, 109, 158, 218, 316, 436, 631, 1262, 2524, 8611, 17222, 34444, 49849, 68779, 99698, 137558, 199396, 275116, 5433541, 10867082, 21734164]

約数ペア:

[(1, 21734164), (2, 10867082), (4, 5433541), (79, 275116), (109, 199396), (158, 137558), (218, 99698), (316, 68779), (436, 49849), (631, 34444), (1262, 17222), (2524, 8611)]