21297552

素因数分解:

$2^4\times 3^1\times {\mathrm{281}}^1\times {\mathrm{1579}}^1$

素因数の和:1871

約数の個数: 40

約数和(自身を含む): 55249440

約数和(自身を除く): 33951888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 281, 562, 843, 1124, 1579, 1686, 2248, 3158, 3372, 4496, 4737, 6316, 6744, 9474, 12632, 13488, 18948, 25264, 37896, 75792, 443699, 887398, 1331097, 1774796, 2662194, 3549592, 5324388, 7099184, 10648776, 21297552]

約数ペア:

[(1, 21297552), (2, 10648776), (3, 7099184), (4, 5324388), (6, 3549592), (8, 2662194), (12, 1774796), (16, 1331097), (24, 887398), (48, 443699), (281, 75792), (562, 37896), (843, 25264), (1124, 18948), (1579, 13488), (1686, 12632), (2248, 9474), (3158, 6744), (3372, 6316), (4496, 4737)]