21221282010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4088879}}^1$

素因数の和:4089062

約数の個数: 32

約数和(自身を含む): 51225488640

約数和(自身を除く): 30004206630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 173, 346, 519, 865, 1038, 1730, 2595, 5190, 4088879, 8177758, 12266637, 20444395, 24533274, 40888790, 61333185, 122666370, 707376067, 1414752134, 2122128201, 3536880335, 4244256402, 7073760670, 10610641005, 21221282010]

約数ペア:

[(1, 21221282010), (2, 10610641005), (3, 7073760670), (5, 4244256402), (6, 3536880335), (10, 2122128201), (15, 1414752134), (30, 707376067), (173, 122666370), (346, 61333185), (519, 40888790), (865, 24533274), (1038, 20444395), (1730, 12266637), (2595, 8177758), (5190, 4088879)]