21157464

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{11159}}^1$

素因数の和:11247

約数の個数: 32

約数和(自身を含む): 53568000

約数和(自身を除く): 32410536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1896, 11159, 22318, 33477, 44636, 66954, 89272, 133908, 267816, 881561, 1763122, 2644683, 3526244, 5289366, 7052488, 10578732, 21157464]

約数ペア:

[(1, 21157464), (2, 10578732), (3, 7052488), (4, 5289366), (6, 3526244), (8, 2644683), (12, 1763122), (24, 881561), (79, 267816), (158, 133908), (237, 89272), (316, 66954), (474, 44636), (632, 33477), (948, 22318), (1896, 11159)]