21124712

素因数分解:

$2^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1619}}^1$

素因数の和:1865

約数の個数: 32

約数和(自身を含む): 45489600

約数和(自身を除く): 24364888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 233, 466, 932, 1619, 1631, 1864, 3238, 3262, 6476, 6524, 11333, 12952, 13048, 22666, 45332, 90664, 377227, 754454, 1508908, 2640589, 3017816, 5281178, 10562356, 21124712]

約数ペア:

[(1, 21124712), (2, 10562356), (4, 5281178), (7, 3017816), (8, 2640589), (14, 1508908), (28, 754454), (56, 377227), (233, 90664), (466, 45332), (932, 22666), (1619, 13048), (1631, 12952), (1864, 11333), (3238, 6524), (3262, 6476)]