21190058

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:698

約数の個数: 24

約数和(自身を含む): 34375404

約数和(自身を除く): 13185346

約数列:

[1, 2, 17, 34, 61, 122, 289, 578, 601, 1037, 1202, 2074, 10217, 17629, 20434, 35258, 36661, 73322, 173689, 347378, 623237, 1246474, 10595029, 21190058]

約数ペア:

[(1, 21190058), (2, 10595029), (17, 1246474), (34, 623237), (61, 347378), (122, 173689), (289, 73322), (578, 36661), (601, 35258), (1037, 20434), (1202, 17629), (2074, 10217)]