21749796

素因数分解:

$2^2\times 3^4\times {\mathrm{67129}}^1$

素因数の和:67145

約数の個数: 30

約数和(自身を含む): 56859110

約数和(自身を除く): 35109314

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 67129, 134258, 201387, 268516, 402774, 604161, 805548, 1208322, 1812483, 2416644, 3624966, 5437449, 7249932, 10874898, 21749796]

約数ペア:

[(1, 21749796), (2, 10874898), (3, 7249932), (4, 5437449), (6, 3624966), (9, 2416644), (12, 1812483), (18, 1208322), (27, 805548), (36, 604161), (54, 402774), (81, 268516), (108, 201387), (162, 134258), (324, 67129)]