221421522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5271941}}^1$

素因数の和:5271953

約数の個数: 16

約数和(自身を含む): 506106432

約数和(自身を除く): 284684910

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5271941, 10543882, 15815823, 31631646, 36903587, 73807174, 110710761, 221421522]

約数ペア:

[(1, 221421522), (2, 110710761), (3, 73807174), (6, 36903587), (7, 31631646), (14, 15815823), (21, 10543882), (42, 5271941)]