21113510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{523}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 41651712

約数和(自身を除く): 20538202

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 367, 523, 734, 1046, 1835, 2615, 3670, 4037, 5230, 5753, 8074, 11506, 20185, 28765, 40370, 57530, 191941, 383882, 959705, 1919410, 2111351, 4222702, 10556755, 21113510]

約数ペア:

[(1, 21113510), (2, 10556755), (5, 4222702), (10, 2111351), (11, 1919410), (22, 959705), (55, 383882), (110, 191941), (367, 57530), (523, 40370), (734, 28765), (1046, 20185), (1835, 11506), (2615, 8074), (3670, 5753), (4037, 5230)]