21798672

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64877}}^1$

素因数の和:64895

約数の個数: 40

約数和(自身を含む): 64358976

約数和(自身を除く): 42560304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64877, 129754, 194631, 259508, 389262, 454139, 519016, 778524, 908278, 1038032, 1362417, 1557048, 1816556, 2724834, 3114096, 3633112, 5449668, 7266224, 10899336, 21798672]

約数ペア:

[(1, 21798672), (2, 10899336), (3, 7266224), (4, 5449668), (6, 3633112), (7, 3114096), (8, 2724834), (12, 1816556), (14, 1557048), (16, 1362417), (21, 1038032), (24, 908278), (28, 778524), (42, 519016), (48, 454139), (56, 389262), (84, 259508), (112, 194631), (168, 129754), (336, 64877)]