21166884063

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{6577}}^1$

素因数の和:6825

約数の個数: 64

約数和(自身を含む): 34611857280

約数和(自身を除く): 13444973217

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 173, 351, 477, 519, 689, 1431, 1557, 2067, 2249, 4671, 6201, 6577, 6747, 9169, 18603, 19731, 20241, 27507, 59193, 60723, 82521, 85501, 119197, 177579, 247563, 256503, 348581, 357591, 769509, 1045743, 1072773, 1137821, 2308527, 3137229, 3218319, 3413463, 4531553, 9411687, 10240389, 13594659, 14791673, 30721167, 40783977, 44375019, 60304513, 122351931, 133125057, 180913539, 399375171, 542740617, 783958669, 1628221851, 2351876007, 7055628021, 21166884063]

約数ペア:

[(1, 21166884063), (3, 7055628021), (9, 2351876007), (13, 1628221851), (27, 783958669), (39, 542740617), (53, 399375171), (117, 180913539), (159, 133125057), (173, 122351931), (351, 60304513), (477, 44375019), (519, 40783977), (689, 30721167), (1431, 14791673), (1557, 13594659), (2067, 10240389), (2249, 9411687), (4671, 4531553), (6201, 3413463), (6577, 3218319), (6747, 3137229), (9169, 2308527), (18603, 1137821), (19731, 1072773), (20241, 1045743), (27507, 769509), (59193, 357591), (60723, 348581), (82521, 256503), (85501, 247563), (119197, 177579)]