21088872

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41843}}^1$

素因数の和:41862

約数の個数: 48

約数和(自身を含む): 65276640

約数和(自身を除く): 44187768

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, 41843, 83686, 125529, 167372, 251058, 292901, 334744, 376587, 502116, 585802, 753174, 878703, 1004232, 1171604, 1506348, 1757406, 2343208, 2636109, 3012696, 3514812, 5272218, 7029624, 10544436, 21088872]

約数ペア:

[(1, 21088872), (2, 10544436), (3, 7029624), (4, 5272218), (6, 3514812), (7, 3012696), (8, 2636109), (9, 2343208), (12, 1757406), (14, 1506348), (18, 1171604), (21, 1004232), (24, 878703), (28, 753174), (36, 585802), (42, 502116), (56, 376587), (63, 334744), (72, 292901), (84, 251058), (126, 167372), (168, 125529), (252, 83686), (504, 41843)]