21718872

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43093}}^1$

素因数の和:43112

約数の個数: 48

約数和(自身を含む): 67226640

約数和(自身を除く): 45507768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 43093, 86186, 129279, 172372, 258558, 301651, 344744, 387837, 517116, 603302, 775674, 904953, 1034232, 1206604, 1551348, 1809906, 2413208, 2714859, 3102696, 3619812, 5429718, 7239624, 10859436, 21718872]

約数ペア:

[(1, 21718872), (2, 10859436), (3, 7239624), (4, 5429718), (6, 3619812), (7, 3102696), (8, 2714859), (9, 2413208), (12, 1809906), (14, 1551348), (18, 1206604), (21, 1034232), (24, 904953), (28, 775674), (36, 603302), (42, 517116), (56, 387837), (63, 344744), (72, 301651), (84, 258558), (126, 172372), (168, 129279), (252, 86186), (504, 43093)]