2049621

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 3239424

約数和(自身を除く): 1189803

約数列:

[1, 3, 7, 21, 49, 73, 147, 191, 219, 511, 573, 1337, 1533, 3577, 4011, 9359, 10731, 13943, 28077, 41829, 97601, 292803, 683207, 2049621]

約数ペア:

[(1, 2049621), (3, 683207), (7, 292803), (21, 97601), (49, 41829), (73, 28077), (147, 13943), (191, 10731), (219, 9359), (511, 4011), (573, 3577), (1337, 1533)]