21006382010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10973}}^1\times {\mathrm{11261}}^1$

素因数の和:22258

約数の個数: 32

約数和(自身を含む): 40042896912

約数和(自身を除く): 19036514902

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 10973, 11261, 21946, 22522, 54865, 56305, 109730, 112610, 186541, 191437, 373082, 382874, 932705, 957185, 1865410, 1914370, 123566953, 247133906, 617834765, 1235669530, 2100638201, 4201276402, 10503191005, 21006382010]

約数ペア:

[(1, 21006382010), (2, 10503191005), (5, 4201276402), (10, 2100638201), (17, 1235669530), (34, 617834765), (85, 247133906), (170, 123566953), (10973, 1914370), (11261, 1865410), (21946, 957185), (22522, 932705), (54865, 382874), (56305, 373082), (109730, 191437), (112610, 186541)]