21861036

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4937}}^1$

素因数の和:4991

約数の個数: 48

約数和(自身を含む): 58070880

約数和(自身を除く): 36209844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4937, 9874, 14811, 19748, 29622, 44433, 59244, 88866, 133299, 177732, 202417, 266598, 404834, 533196, 607251, 809668, 1214502, 1821753, 2429004, 3643506, 5465259, 7287012, 10930518, 21861036]

約数ペア:

[(1, 21861036), (2, 10930518), (3, 7287012), (4, 5465259), (6, 3643506), (9, 2429004), (12, 1821753), (18, 1214502), (27, 809668), (36, 607251), (41, 533196), (54, 404834), (82, 266598), (108, 202417), (123, 177732), (164, 133299), (246, 88866), (369, 59244), (492, 44433), (738, 29622), (1107, 19748), (1476, 14811), (2214, 9874), (4428, 4937)]