21116108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23887}}^1$

素因数の和:23921

約数の個数: 24

約数和(自身を含む): 42138432

約数和(自身を除く): 21022324

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23887, 47774, 95548, 310531, 406079, 621062, 812158, 1242124, 1624316, 5279027, 10558054, 21116108]

約数ペア:

[(1, 21116108), (2, 10558054), (4, 5279027), (13, 1624316), (17, 1242124), (26, 812158), (34, 621062), (52, 406079), (68, 310531), (221, 95548), (442, 47774), (884, 23887)]