21706968

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 57657600

約数和(自身を除く): 35950632

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 181, 228, 263, 362, 456, 526, 543, 724, 789, 1052, 1086, 1448, 1578, 2104, 2172, 3156, 3439, 4344, 4997, 6312, 6878, 9994, 10317, 13756, 14991, 19988, 20634, 27512, 29982, 39976, 41268, 47603, 59964, 82536, 95206, 119928, 142809, 190412, 285618, 380824, 571236, 904457, 1142472, 1808914, 2713371, 3617828, 5426742, 7235656, 10853484, 21706968]

約数ペア:

[(1, 21706968), (2, 10853484), (3, 7235656), (4, 5426742), (6, 3617828), (8, 2713371), (12, 1808914), (19, 1142472), (24, 904457), (38, 571236), (57, 380824), (76, 285618), (114, 190412), (152, 142809), (181, 119928), (228, 95206), (263, 82536), (362, 59964), (456, 47603), (526, 41268), (543, 39976), (724, 29982), (789, 27512), (1052, 20634), (1086, 19988), (1448, 14991), (1578, 13756), (2104, 10317), (2172, 9994), (3156, 6878), (3439, 6312), (4344, 4997)]