21295602

素因数分解:

$2^1\times 3^3\times {\mathrm{394363}}^1$

素因数の和:394374

約数の個数: 16

約数和(自身を含む): 47323680

約数和(自身を除く): 26028078

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 394363, 788726, 1183089, 2366178, 3549267, 7098534, 10647801, 21295602]

約数ペア:

[(1, 21295602), (2, 10647801), (3, 7098534), (6, 3549267), (9, 2366178), (18, 1183089), (27, 788726), (54, 394363)]