21332935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3011}}^1$

素因数の和:3138

約数の個数: 16

約数和(自身を含む): 27830880

約数和(自身を除く): 6497945

約数列:

[1, 5, 13, 65, 109, 545, 1417, 3011, 7085, 15055, 39143, 195715, 328199, 1640995, 4266587, 21332935]

約数ペア:

[(1, 21332935), (5, 4266587), (13, 1640995), (65, 328199), (109, 195715), (545, 39143), (1417, 15055), (3011, 7085)]