21089390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13099}}^1$

素因数の和:13136

約数の個数: 32

約数和(自身を含む): 45273600

約数和(自身を除く): 24184210

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 13099, 26198, 65495, 91693, 130990, 183386, 301277, 458465, 602554, 916930, 1506385, 2108939, 3012770, 4217878, 10544695, 21089390]

約数ペア:

[(1, 21089390), (2, 10544695), (5, 4217878), (7, 3012770), (10, 2108939), (14, 1506385), (23, 916930), (35, 602554), (46, 458465), (70, 301277), (115, 183386), (161, 130990), (230, 91693), (322, 65495), (805, 26198), (1610, 13099)]