21899542

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{2957}}^1$

素因数の和:3012

約数の個数: 24

約数和(自身を含む): 39258576

約数和(自身を除く): 17359034

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 529, 1058, 2957, 3703, 5914, 7406, 20699, 41398, 68011, 136022, 476077, 952154, 1564253, 3128506, 10949771, 21899542]

約数ペア:

[(1, 21899542), (2, 10949771), (7, 3128506), (14, 1564253), (23, 952154), (46, 476077), (161, 136022), (322, 68011), (529, 41398), (1058, 20699), (2957, 7406), (3703, 5914)]