2031981

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 3294144

約数和(自身を除く): 1262163

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 601, 1127, 1803, 3381, 4207, 12621, 13823, 29449, 41469, 88347, 96761, 290283, 677327, 2031981]

約数ペア:

[(1, 2031981), (3, 677327), (7, 290283), (21, 96761), (23, 88347), (49, 41469), (69, 29449), (147, 13823), (161, 12621), (483, 4207), (601, 3381), (1127, 1803)]