21882604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16937}}^1$

素因数の和:16977

約数の個数: 24

約数和(自身を含む): 42683760

約数和(自身を除く): 20801156

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16937, 33874, 67748, 287929, 321803, 575858, 643606, 1151716, 1287212, 5470651, 10941302, 21882604]

約数ペア:

[(1, 21882604), (2, 10941302), (4, 5470651), (17, 1287212), (19, 1151716), (34, 643606), (38, 575858), (68, 321803), (76, 287929), (323, 67748), (646, 33874), (1292, 16937)]