20212086

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1657}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 42975360

約数和(自身を除く): 22763274

約数列:

[1, 2, 3, 6, 19, 38, 57, 107, 114, 214, 321, 642, 1657, 2033, 3314, 4066, 4971, 6099, 9942, 12198, 31483, 62966, 94449, 177299, 188898, 354598, 531897, 1063794, 3368681, 6737362, 10106043, 20212086]

約数ペア:

[(1, 20212086), (2, 10106043), (3, 6737362), (6, 3368681), (19, 1063794), (38, 531897), (57, 354598), (107, 188898), (114, 177299), (214, 94449), (321, 62966), (642, 31483), (1657, 12198), (2033, 9942), (3314, 6099), (4066, 4971)]