21787703019

素因数分解:

$3^2\times {\mathrm{773}}^1\times {\mathrm{877}}^1\times {\mathrm{3571}}^1$

素因数の和:5227

約数の個数: 24

約数和(自身を含む): 31556605392

約数和(自身を除く): 9768902373

約数列:

[1, 3, 9, 773, 877, 2319, 2631, 3571, 6957, 7893, 10713, 32139, 677921, 2033763, 2760383, 3131767, 6101289, 8281149, 9395301, 24843447, 28185903, 2420855891, 7262567673, 21787703019]

約数ペア:

[(1, 21787703019), (3, 7262567673), (9, 2420855891), (773, 28185903), (877, 24843447), (2319, 9395301), (2631, 8281149), (3571, 6101289), (6957, 3131767), (7893, 2760383), (10713, 2033763), (32139, 677921)]