21193788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22937}}^1$

素因数の和:22962

約数の個数: 48

約数和(自身を含む): 61657344

約数和(自身を除く): 40463556

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22937, 45874, 68811, 91748, 137622, 160559, 252307, 275244, 321118, 481677, 504614, 642236, 756921, 963354, 1009228, 1513842, 1766149, 1926708, 3027684, 3532298, 5298447, 7064596, 10596894, 21193788]

約数ペア:

[(1, 21193788), (2, 10596894), (3, 7064596), (4, 5298447), (6, 3532298), (7, 3027684), (11, 1926708), (12, 1766149), (14, 1513842), (21, 1009228), (22, 963354), (28, 756921), (33, 642236), (42, 504614), (44, 481677), (66, 321118), (77, 275244), (84, 252307), (132, 160559), (154, 137622), (231, 91748), (308, 68811), (462, 45874), (924, 22937)]