21924441

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1861}}^1$

素因数の和:1902

約数の個数: 48

約数和(自身を含む): 41827968

約数和(自身を除く): 19903527

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 1861, 3927, 5583, 11781, 13027, 16749, 20471, 31637, 39081, 61413, 94911, 117243, 143297, 184239, 221459, 284733, 348007, 429891, 664377, 1044021, 1289673, 1993131, 2436049, 3132063, 7308147, 21924441]

約数ペア:

[(1, 21924441), (3, 7308147), (7, 3132063), (9, 2436049), (11, 1993131), (17, 1289673), (21, 1044021), (33, 664377), (51, 429891), (63, 348007), (77, 284733), (99, 221459), (119, 184239), (153, 143297), (187, 117243), (231, 94911), (357, 61413), (561, 39081), (693, 31637), (1071, 20471), (1309, 16749), (1683, 13027), (1861, 11781), (3927, 5583)]