21886470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 59005440

約数和(自身を除く): 37118970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 103, 135, 206, 270, 309, 515, 618, 787, 927, 1030, 1545, 1574, 1854, 2361, 2781, 3090, 3935, 4635, 4722, 5562, 7083, 7870, 9270, 11805, 13905, 14166, 21249, 23610, 27810, 35415, 42498, 70830, 81061, 106245, 162122, 212490, 243183, 405305, 486366, 729549, 810610, 1215915, 1459098, 2188647, 2431830, 3647745, 4377294, 7295490, 10943235, 21886470]

約数ペア:

[(1, 21886470), (2, 10943235), (3, 7295490), (5, 4377294), (6, 3647745), (9, 2431830), (10, 2188647), (15, 1459098), (18, 1215915), (27, 810610), (30, 729549), (45, 486366), (54, 405305), (90, 243183), (103, 212490), (135, 162122), (206, 106245), (270, 81061), (309, 70830), (515, 42498), (618, 35415), (787, 27810), (927, 23610), (1030, 21249), (1545, 14166), (1574, 13905), (1854, 11805), (2361, 9270), (2781, 7870), (3090, 7083), (3935, 5562), (4635, 4722)]