21586908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3253}}^1$

素因数の和:3346

約数の個数: 48

約数和(自身を含む): 58311680

約数和(自身を除く): 36724772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3253, 3318, 6506, 6636, 9759, 13012, 19518, 22771, 39036, 45542, 68313, 91084, 136626, 256987, 273252, 513974, 770961, 1027948, 1541922, 1798909, 3083844, 3597818, 5396727, 7195636, 10793454, 21586908]

約数ペア:

[(1, 21586908), (2, 10793454), (3, 7195636), (4, 5396727), (6, 3597818), (7, 3083844), (12, 1798909), (14, 1541922), (21, 1027948), (28, 770961), (42, 513974), (79, 273252), (84, 256987), (158, 136626), (237, 91084), (316, 68313), (474, 45542), (553, 39036), (948, 22771), (1106, 19518), (1659, 13012), (2212, 9759), (3253, 6636), (3318, 6506)]