21045099978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167024603}}^1$

素因数の和:167024618

約数の個数: 24

約数和(自身を含む): 52111676448

約数和(自身を除く): 31066576470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167024603, 334049206, 501073809, 1002147618, 1169172221, 1503221427, 2338344442, 3006442854, 3507516663, 7015033326, 10522549989, 21045099978]

約数ペア:

[(1, 21045099978), (2, 10522549989), (3, 7015033326), (6, 3507516663), (7, 3006442854), (9, 2338344442), (14, 1503221427), (18, 1169172221), (21, 1002147618), (42, 501073809), (63, 334049206), (126, 167024603)]