21167798007

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1\times {\mathrm{206501}}^1$

素因数の和:207278

約数の個数: 16

約数和(自身を含む): 28864023552

約数和(自身を除く): 7696225545

約数列:

[1, 3, 47, 141, 727, 2181, 34169, 102507, 206501, 619503, 9705547, 29116641, 150126227, 450378681, 7055932669, 21167798007]

約数ペア:

[(1, 21167798007), (3, 7055932669), (47, 450378681), (141, 150126227), (727, 29116641), (2181, 9705547), (34169, 619503), (102507, 206501)]