21543170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1297}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 42615936

約数和(自身を除く): 21072766

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 302, 755, 1297, 1510, 1661, 2594, 3322, 6485, 8305, 12970, 14267, 16610, 28534, 71335, 142670, 195847, 391694, 979235, 1958470, 2154317, 4308634, 10771585, 21543170]

約数ペア:

[(1, 21543170), (2, 10771585), (5, 4308634), (10, 2154317), (11, 1958470), (22, 979235), (55, 391694), (110, 195847), (151, 142670), (302, 71335), (755, 28534), (1297, 16610), (1510, 14267), (1661, 12970), (2594, 8305), (3322, 6485)]