21816636

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{929}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 54163200

約数和(自身を除く): 32346564

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 103, 114, 206, 228, 309, 412, 618, 929, 1236, 1858, 1957, 2787, 3716, 3914, 5574, 5871, 7828, 11148, 11742, 17651, 23484, 35302, 52953, 70604, 95687, 105906, 191374, 211812, 287061, 382748, 574122, 1148244, 1818053, 3636106, 5454159, 7272212, 10908318, 21816636]

約数ペア:

[(1, 21816636), (2, 10908318), (3, 7272212), (4, 5454159), (6, 3636106), (12, 1818053), (19, 1148244), (38, 574122), (57, 382748), (76, 287061), (103, 211812), (114, 191374), (206, 105906), (228, 95687), (309, 70604), (412, 52953), (618, 35302), (929, 23484), (1236, 17651), (1858, 11742), (1957, 11148), (2787, 7828), (3716, 5871), (3914, 5574)]