21061692

素因数分解:

$2^2\times 3^2\times {\mathrm{449}}^1\times {\mathrm{1303}}^1$

素因数の和:1762

約数の個数: 36

約数和(自身を含む): 53398800

約数和(自身を除く): 32337108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 449, 898, 1303, 1347, 1796, 2606, 2694, 3909, 4041, 5212, 5388, 7818, 8082, 11727, 15636, 16164, 23454, 46908, 585047, 1170094, 1755141, 2340188, 3510282, 5265423, 7020564, 10530846, 21061692]

約数ペア:

[(1, 21061692), (2, 10530846), (3, 7020564), (4, 5265423), (6, 3510282), (9, 2340188), (12, 1755141), (18, 1170094), (36, 585047), (449, 46908), (898, 23454), (1303, 16164), (1347, 15636), (1796, 11727), (2606, 8082), (2694, 7818), (3909, 5388), (4041, 5212)]