21552872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14407}}^1$

素因数の和:14441

約数の個数: 32

約数和(自身を含む): 46681920

約数和(自身を除く): 25129048

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 14407, 28814, 57628, 115256, 158477, 244919, 316954, 489838, 633908, 979676, 1267816, 1959352, 2694109, 5388218, 10776436, 21552872]

約数ペア:

[(1, 21552872), (2, 10776436), (4, 5388218), (8, 2694109), (11, 1959352), (17, 1267816), (22, 979676), (34, 633908), (44, 489838), (68, 316954), (88, 244919), (136, 158477), (187, 115256), (374, 57628), (748, 28814), (1496, 14407)]