221323812

素因数分解:

$2^2\times 3^1\times {\mathrm{331}}^1\times {\mathrm{55721}}^1$

素因数の和:56059

約数の個数: 24

約数和(自身を含む): 517991712

約数和(自身を除く): 296667900

約数列:

[1, 2, 3, 4, 6, 12, 331, 662, 993, 1324, 1986, 3972, 55721, 111442, 167163, 222884, 334326, 668652, 18443651, 36887302, 55330953, 73774604, 110661906, 221323812]

約数ペア:

[(1, 221323812), (2, 110661906), (3, 73774604), (4, 55330953), (6, 36887302), (12, 18443651), (331, 668652), (662, 334326), (993, 222884), (1324, 167163), (1986, 111442), (3972, 55721)]