21836705037

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1607}}^1\times {\mathrm{2239}}^1$

素因数の和:3890

約数の個数: 48

約数和(自身を含む): 35385262080

約数和(自身を除く): 13548557043

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 1607, 2023, 2239, 4821, 6069, 6717, 11249, 15673, 27319, 33747, 38063, 47019, 81957, 114189, 191233, 266441, 464423, 573699, 647071, 799323, 1393269, 1941213, 3250961, 3598073, 4529497, 9752883, 10794219, 13588491, 25186511, 61167241, 75559533, 183501723, 428170687, 1039843097, 1284512061, 3119529291, 7278901679, 21836705037]

約数ペア:

[(1, 21836705037), (3, 7278901679), (7, 3119529291), (17, 1284512061), (21, 1039843097), (51, 428170687), (119, 183501723), (289, 75559533), (357, 61167241), (867, 25186511), (1607, 13588491), (2023, 10794219), (2239, 9752883), (4821, 4529497), (6069, 3598073), (6717, 3250961), (11249, 1941213), (15673, 1393269), (27319, 799323), (33747, 647071), (38063, 573699), (47019, 464423), (81957, 266441), (114189, 191233)]