21437262

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15467}}^1$

素因数の和:15493

約数の個数: 48

約数和(自身を含む): 57912192

約数和(自身を除く): 36474930

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 15467, 30934, 46401, 92802, 108269, 139203, 170137, 216538, 278406, 324807, 340274, 510411, 649614, 974421, 1020822, 1190959, 1531233, 1948842, 2381918, 3062466, 3572877, 7145754, 10718631, 21437262]

約数ペア:

[(1, 21437262), (2, 10718631), (3, 7145754), (6, 3572877), (7, 3062466), (9, 2381918), (11, 1948842), (14, 1531233), (18, 1190959), (21, 1020822), (22, 974421), (33, 649614), (42, 510411), (63, 340274), (66, 324807), (77, 278406), (99, 216538), (126, 170137), (154, 139203), (198, 108269), (231, 92802), (462, 46401), (693, 30934), (1386, 15467)]