21176571

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{6101}}^1$

素因数の和:6206

約数の個数: 16

約数和(自身を含む): 30754080

約数和(自身を除く): 9577509

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 6101, 18303, 79313, 237939, 542989, 1628967, 7058857, 21176571]

約数ペア:

[(1, 21176571), (3, 7058857), (13, 1628967), (39, 542989), (89, 237939), (267, 79313), (1157, 18303), (3471, 6101)]