20621412

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27277}}^1$

素因数の和:27297

約数の個数: 48

約数和(自身を含む): 61102720

約数和(自身を除く): 40481308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27277, 54554, 81831, 109108, 163662, 190939, 245493, 327324, 381878, 490986, 572817, 736479, 763756, 981972, 1145634, 1472958, 1718451, 2291268, 2945916, 3436902, 5155353, 6873804, 10310706, 20621412]

約数ペア:

[(1, 20621412), (2, 10310706), (3, 6873804), (4, 5155353), (6, 3436902), (7, 2945916), (9, 2291268), (12, 1718451), (14, 1472958), (18, 1145634), (21, 981972), (27, 763756), (28, 736479), (36, 572817), (42, 490986), (54, 381878), (63, 327324), (84, 245493), (108, 190939), (126, 163662), (189, 109108), (252, 81831), (378, 54554), (756, 27277)]