21166404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8689}}^1$

素因数の和:8732

約数の個数: 48

約数和(自身を含む): 58396800

約数和(自身を除く): 37230396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 8689, 17378, 26067, 34756, 52134, 60823, 104268, 121646, 182469, 243292, 251981, 364938, 503962, 729876, 755943, 1007924, 1511886, 1763867, 3023772, 3527734, 5291601, 7055468, 10583202, 21166404]

約数ペア:

[(1, 21166404), (2, 10583202), (3, 7055468), (4, 5291601), (6, 3527734), (7, 3023772), (12, 1763867), (14, 1511886), (21, 1007924), (28, 755943), (29, 729876), (42, 503962), (58, 364938), (84, 251981), (87, 243292), (116, 182469), (174, 121646), (203, 104268), (348, 60823), (406, 52134), (609, 34756), (812, 26067), (1218, 17378), (2436, 8689)]