21903684

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 60673536

約数和(自身を除く): 38769852

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 43, 44, 51, 66, 68, 86, 102, 129, 132, 172, 187, 204, 227, 258, 374, 454, 473, 516, 561, 681, 731, 748, 908, 946, 1122, 1362, 1419, 1462, 1892, 2193, 2244, 2497, 2724, 2838, 2924, 3859, 4386, 4994, 5676, 7491, 7718, 8041, 8772, 9761, 9988, 11577, 14982, 15436, 16082, 19522, 23154, 24123, 29283, 29964, 32164, 39044, 42449, 46308, 48246, 58566, 84898, 96492, 107371, 117132, 127347, 165937, 169796, 214742, 254694, 322113, 331874, 429484, 497811, 509388, 644226, 663748, 995622, 1288452, 1825307, 1991244, 3650614, 5475921, 7301228, 10951842, 21903684]

約数ペア:

[(1, 21903684), (2, 10951842), (3, 7301228), (4, 5475921), (6, 3650614), (11, 1991244), (12, 1825307), (17, 1288452), (22, 995622), (33, 663748), (34, 644226), (43, 509388), (44, 497811), (51, 429484), (66, 331874), (68, 322113), (86, 254694), (102, 214742), (129, 169796), (132, 165937), (172, 127347), (187, 117132), (204, 107371), (227, 96492), (258, 84898), (374, 58566), (454, 48246), (473, 46308), (516, 42449), (561, 39044), (681, 32164), (731, 29964), (748, 29283), (908, 24123), (946, 23154), (1122, 19522), (1362, 16082), (1419, 15436), (1462, 14982), (1892, 11577), (2193, 9988), (2244, 9761), (2497, 8772), (2724, 8041), (2838, 7718), (2924, 7491), (3859, 5676), (4386, 4994)]