21236424

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 58328640

約数和(自身を除く): 37092216

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 257, 264, 313, 514, 626, 771, 939, 1028, 1252, 1542, 1878, 2056, 2504, 2827, 3084, 3443, 3756, 5654, 6168, 6886, 7512, 8481, 10329, 11308, 13772, 16962, 20658, 22616, 27544, 33924, 41316, 67848, 80441, 82632, 160882, 241323, 321764, 482646, 643528, 884851, 965292, 1769702, 1930584, 2654553, 3539404, 5309106, 7078808, 10618212, 21236424]

約数ペア:

[(1, 21236424), (2, 10618212), (3, 7078808), (4, 5309106), (6, 3539404), (8, 2654553), (11, 1930584), (12, 1769702), (22, 965292), (24, 884851), (33, 643528), (44, 482646), (66, 321764), (88, 241323), (132, 160882), (257, 82632), (264, 80441), (313, 67848), (514, 41316), (626, 33924), (771, 27544), (939, 22616), (1028, 20658), (1252, 16962), (1542, 13772), (1878, 11308), (2056, 10329), (2504, 8481), (2827, 7512), (3084, 6886), (3443, 6168), (3756, 5654)]