21870102

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 48280320

約数和(自身を除く): 26410218

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 361, 437, 439, 722, 874, 878, 1083, 1311, 1317, 2166, 2622, 2634, 8303, 8341, 10097, 16606, 16682, 20194, 24909, 25023, 30291, 49818, 50046, 60582, 158479, 191843, 316958, 383686, 475437, 575529, 950874, 1151058, 3645017, 7290034, 10935051, 21870102]

約数ペア:

[(1, 21870102), (2, 10935051), (3, 7290034), (6, 3645017), (19, 1151058), (23, 950874), (38, 575529), (46, 475437), (57, 383686), (69, 316958), (114, 191843), (138, 158479), (361, 60582), (437, 50046), (439, 49818), (722, 30291), (874, 25023), (878, 24909), (1083, 20194), (1311, 16682), (1317, 16606), (2166, 10097), (2622, 8341), (2634, 8303)]