21563723542

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33380377}}^1$

素因数の和:33380415

約数の個数: 16

約数和(自身を含む): 36050808240

約数和(自身を除く): 14487084698

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33380377, 66760754, 567466409, 634227163, 1134932818, 1268454326, 10781861771, 21563723542]

約数ペア:

[(1, 21563723542), (2, 10781861771), (17, 1268454326), (19, 1134932818), (34, 634227163), (38, 567466409), (323, 66760754), (646, 33380377)]