21177092

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2549}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 38841600

約数和(自身を除く): 17664508

約数列:

[1, 2, 4, 31, 62, 67, 124, 134, 268, 2077, 2549, 4154, 5098, 8308, 10196, 79019, 158038, 170783, 316076, 341566, 683132, 5294273, 10588546, 21177092]

約数ペア:

[(1, 21177092), (2, 10588546), (4, 5294273), (31, 683132), (62, 341566), (67, 316076), (124, 170783), (134, 158038), (268, 79019), (2077, 10196), (2549, 8308), (4154, 5098)]