21922504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{619}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 43524000

約数和(自身を除く): 21601496

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 233, 466, 619, 932, 1238, 1864, 2476, 4427, 4952, 8854, 11761, 17708, 23522, 35416, 47044, 94088, 144227, 288454, 576908, 1153816, 2740313, 5480626, 10961252, 21922504]

約数ペア:

[(1, 21922504), (2, 10961252), (4, 5480626), (8, 2740313), (19, 1153816), (38, 576908), (76, 288454), (152, 144227), (233, 94088), (466, 47044), (619, 35416), (932, 23522), (1238, 17708), (1864, 11761), (2476, 8854), (4427, 4952)]