21530259610

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4253}}^1\times {\mathrm{10771}}^1$

素因数の和:15078

約数の個数: 32

約数和(自身を含む): 39592012032

約数和(自身を除く): 18061752422

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 4253, 8506, 10771, 21265, 21542, 42530, 53855, 107710, 199891, 399782, 506237, 999455, 1012474, 1998910, 2531185, 5062370, 45809063, 91618126, 229045315, 458090630, 2153025961, 4306051922, 10765129805, 21530259610]

約数ペア:

[(1, 21530259610), (2, 10765129805), (5, 4306051922), (10, 2153025961), (47, 458090630), (94, 229045315), (235, 91618126), (470, 45809063), (4253, 5062370), (8506, 2531185), (10771, 1998910), (21265, 1012474), (21542, 999455), (42530, 506237), (53855, 399782), (107710, 199891)]