21113585154

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{577}}^1\times {\mathrm{16007}}^1$

素因数の和:16719

約数の個数: 48

約数和(自身を含む): 46189099008

約数和(自身を除く): 25075513854

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 577, 762, 1143, 1154, 1731, 2286, 3462, 5193, 10386, 16007, 32014, 48021, 73279, 96042, 144063, 146558, 219837, 288126, 439674, 659511, 1319022, 2032889, 4065778, 6098667, 9236039, 12197334, 18296001, 18472078, 27708117, 36592002, 55416234, 83124351, 166248702, 1172976953, 2345953906, 3518930859, 7037861718, 10556792577, 21113585154]

約数ペア:

[(1, 21113585154), (2, 10556792577), (3, 7037861718), (6, 3518930859), (9, 2345953906), (18, 1172976953), (127, 166248702), (254, 83124351), (381, 55416234), (577, 36592002), (762, 27708117), (1143, 18472078), (1154, 18296001), (1731, 12197334), (2286, 9236039), (3462, 6098667), (5193, 4065778), (10386, 2032889), (16007, 1319022), (32014, 659511), (48021, 439674), (73279, 288126), (96042, 219837), (144063, 146558)]