21656502

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{171877}}^1$

素因数の和:171892

約数の個数: 24

約数和(自身を含む): 53625936

約数和(自身を除く): 31969434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 171877, 343754, 515631, 1031262, 1203139, 1546893, 2406278, 3093786, 3609417, 7218834, 10828251, 21656502]

約数ペア:

[(1, 21656502), (2, 10828251), (3, 7218834), (6, 3609417), (7, 3093786), (9, 2406278), (14, 1546893), (18, 1203139), (21, 1031262), (42, 515631), (63, 343754), (126, 171877)]