21682252802

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{61927}}^1$

素因数の和:62306

約数の個数: 32

約数和(自身を含む): 37721583360

約数和(自身を除く): 16039330558

約数列:

[1, 2, 7, 14, 89, 178, 281, 562, 623, 1246, 1967, 3934, 25009, 50018, 61927, 123854, 175063, 350126, 433489, 866978, 5511503, 11023006, 17401487, 34802974, 38580521, 77161042, 121810409, 243620818, 1548732343, 3097464686, 10841126401, 21682252802]

約数ペア:

[(1, 21682252802), (2, 10841126401), (7, 3097464686), (14, 1548732343), (89, 243620818), (178, 121810409), (281, 77161042), (562, 38580521), (623, 34802974), (1246, 17401487), (1967, 11023006), (3934, 5511503), (25009, 866978), (50018, 433489), (61927, 350126), (123854, 175063)]