21966894

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 49359024

約数和(自身を除く): 27392130

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 101, 129, 202, 258, 281, 303, 387, 562, 606, 774, 843, 909, 1686, 1818, 2529, 4343, 5058, 8686, 12083, 13029, 24166, 26058, 28381, 36249, 39087, 56762, 72498, 78174, 85143, 108747, 170286, 217494, 255429, 510858, 1220383, 2440766, 3661149, 7322298, 10983447, 21966894]

約数ペア:

[(1, 21966894), (2, 10983447), (3, 7322298), (6, 3661149), (9, 2440766), (18, 1220383), (43, 510858), (86, 255429), (101, 217494), (129, 170286), (202, 108747), (258, 85143), (281, 78174), (303, 72498), (387, 56762), (562, 39087), (606, 36249), (774, 28381), (843, 26058), (909, 24166), (1686, 13029), (1818, 12083), (2529, 8686), (4343, 5058)]