21515058

素因数分解:

$2^1\times 3^4\times {\mathrm{59}}^1\times {\mathrm{2251}}^1$

素因数の和:2324

約数の個数: 40

約数和(自身を含む): 49048560

約数和(自身を除く): 27533502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 81, 118, 162, 177, 354, 531, 1062, 1593, 2251, 3186, 4502, 4779, 6753, 9558, 13506, 20259, 40518, 60777, 121554, 132809, 182331, 265618, 364662, 398427, 796854, 1195281, 2390562, 3585843, 7171686, 10757529, 21515058]

約数ペア:

[(1, 21515058), (2, 10757529), (3, 7171686), (6, 3585843), (9, 2390562), (18, 1195281), (27, 796854), (54, 398427), (59, 364662), (81, 265618), (118, 182331), (162, 132809), (177, 121554), (354, 60777), (531, 40518), (1062, 20259), (1593, 13506), (2251, 9558), (3186, 6753), (4502, 4779)]