21031810074

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{974507}}^1$

素因数の和:974635

約数の個数: 48

約数和(自身を含む): 50167671840

約数和(自身を除く): 29135861766

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 109, 198, 218, 327, 654, 981, 1199, 1962, 2398, 3597, 7194, 10791, 21582, 974507, 1949014, 2923521, 5847042, 8770563, 10719577, 17541126, 21439154, 32158731, 64317462, 96476193, 106221263, 192952386, 212442526, 318663789, 637327578, 955991367, 1168433893, 1911982734, 2336867786, 3505301679, 7010603358, 10515905037, 21031810074]

約数ペア:

[(1, 21031810074), (2, 10515905037), (3, 7010603358), (6, 3505301679), (9, 2336867786), (11, 1911982734), (18, 1168433893), (22, 955991367), (33, 637327578), (66, 318663789), (99, 212442526), (109, 192952386), (198, 106221263), (218, 96476193), (327, 64317462), (654, 32158731), (981, 21439154), (1199, 17541126), (1962, 10719577), (2398, 8770563), (3597, 5847042), (7194, 2923521), (10791, 1949014), (21582, 974507)]