21899376

素因数分解:

$2^4\times 3^3\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:491

約数の個数: 80

約数和(自身を含む): 63448320

約数和(自身を除く): 41548944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 163, 216, 311, 326, 432, 489, 622, 652, 933, 978, 1244, 1304, 1467, 1866, 1956, 2488, 2608, 2799, 2934, 3732, 3912, 4401, 4976, 5598, 5868, 7464, 7824, 8397, 8802, 11196, 11736, 14928, 16794, 17604, 22392, 23472, 33588, 35208, 44784, 50693, 67176, 70416, 101386, 134352, 152079, 202772, 304158, 405544, 456237, 608316, 811088, 912474, 1216632, 1368711, 1824948, 2433264, 2737422, 3649896, 5474844, 7299792, 10949688, 21899376]

約数ペア:

[(1, 21899376), (2, 10949688), (3, 7299792), (4, 5474844), (6, 3649896), (8, 2737422), (9, 2433264), (12, 1824948), (16, 1368711), (18, 1216632), (24, 912474), (27, 811088), (36, 608316), (48, 456237), (54, 405544), (72, 304158), (108, 202772), (144, 152079), (163, 134352), (216, 101386), (311, 70416), (326, 67176), (432, 50693), (489, 44784), (622, 35208), (652, 33588), (933, 23472), (978, 22392), (1244, 17604), (1304, 16794), (1467, 14928), (1866, 11736), (1956, 11196), (2488, 8802), (2608, 8397), (2799, 7824), (2934, 7464), (3732, 5868), (3912, 5598), (4401, 4976)]