21724668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{86209}}^1$

素因数の和:86226

約数の個数: 36

約数和(自身を含む): 62760880

約数和(自身を除く): 41036212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 86209, 172418, 258627, 344836, 517254, 603463, 775881, 1034508, 1206926, 1551762, 1810389, 2413852, 3103524, 3620778, 5431167, 7241556, 10862334, 21724668]

約数ペア:

[(1, 21724668), (2, 10862334), (3, 7241556), (4, 5431167), (6, 3620778), (7, 3103524), (9, 2413852), (12, 1810389), (14, 1551762), (18, 1206926), (21, 1034508), (28, 775881), (36, 603463), (42, 517254), (63, 344836), (84, 258627), (126, 172418), (252, 86209)]