21740166

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{172541}}^1$

素因数の和:172556

約数の個数: 24

約数和(自身を含む): 53833104

約数和(自身を除く): 32092938

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 172541, 345082, 517623, 1035246, 1207787, 1552869, 2415574, 3105738, 3623361, 7246722, 10870083, 21740166]

約数ペア:

[(1, 21740166), (2, 10870083), (3, 7246722), (6, 3623361), (7, 3105738), (9, 2415574), (14, 1552869), (18, 1207787), (21, 1035246), (42, 517623), (63, 345082), (126, 172541)]