21724904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3041}}^1$

素因数の和:3113

約数の個数: 32

約数和(自身を含む): 43804800

約数和(自身を除く): 22079896

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 3041, 3572, 6082, 7144, 12164, 24328, 57779, 115558, 142927, 231116, 285854, 462232, 571708, 1143416, 2715613, 5431226, 10862452, 21724904]

約数ペア:

[(1, 21724904), (2, 10862452), (4, 5431226), (8, 2715613), (19, 1143416), (38, 571708), (47, 462232), (76, 285854), (94, 231116), (152, 142927), (188, 115558), (376, 57779), (893, 24328), (1786, 12164), (3041, 7144), (3572, 6082)]