21318132

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5569}}^1$

素因数の和:5616

約数の個数: 48

約数和(自身を含む): 56145600

約数和(自身を除く): 34827468

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 957, 1276, 1914, 3828, 5569, 11138, 16707, 22276, 33414, 61259, 66828, 122518, 161501, 183777, 245036, 323002, 367554, 484503, 646004, 735108, 969006, 1776511, 1938012, 3553022, 5329533, 7106044, 10659066, 21318132]

約数ペア:

[(1, 21318132), (2, 10659066), (3, 7106044), (4, 5329533), (6, 3553022), (11, 1938012), (12, 1776511), (22, 969006), (29, 735108), (33, 646004), (44, 484503), (58, 367554), (66, 323002), (87, 245036), (116, 183777), (132, 161501), (174, 122518), (319, 66828), (348, 61259), (638, 33414), (957, 22276), (1276, 16707), (1914, 11138), (3828, 5569)]