2021830209

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{42061}}^1$

素因数の和:42190

約数の個数: 36

約数和(自身を含む): 3428473620

約数和(自身を除く): 1406643411

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 441, 763, 981, 2289, 5341, 6867, 16023, 42061, 48069, 126183, 294427, 378549, 883281, 2060989, 2649843, 4584649, 6182967, 13753947, 18548901, 32092543, 41261841, 96277629, 224647801, 288832887, 673943403, 2021830209]

約数ペア:

[(1, 2021830209), (3, 673943403), (7, 288832887), (9, 224647801), (21, 96277629), (49, 41261841), (63, 32092543), (109, 18548901), (147, 13753947), (327, 6182967), (441, 4584649), (763, 2649843), (981, 2060989), (2289, 883281), (5341, 378549), (6867, 294427), (16023, 126183), (42061, 48069)]