21692836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{4363}}^1$

素因数の和:4491

約数の個数: 24

約数和(自身を含む): 41789664

約数和(自身を除く): 20096828

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4363, 4972, 8726, 17452, 47993, 95986, 191972, 493019, 986038, 1972076, 5423209, 10846418, 21692836]

約数ペア:

[(1, 21692836), (2, 10846418), (4, 5423209), (11, 1972076), (22, 986038), (44, 493019), (113, 191972), (226, 95986), (452, 47993), (1243, 17452), (2486, 8726), (4363, 4972)]