21883862

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 46738944

約数和(自身を除く): 24855082

約数列:

[1, 2, 7, 11, 13, 14, 17, 22, 26, 34, 77, 91, 119, 143, 154, 182, 187, 221, 238, 286, 374, 442, 643, 1001, 1286, 1309, 1547, 2002, 2431, 2618, 3094, 4501, 4862, 7073, 8359, 9002, 10931, 14146, 16718, 17017, 21862, 34034, 49511, 58513, 76517, 91949, 99022, 117026, 120241, 142103, 153034, 183898, 240482, 284206, 643643, 841687, 994721, 1287286, 1563133, 1683374, 1989442, 3126266, 10941931, 21883862]

約数ペア:

[(1, 21883862), (2, 10941931), (7, 3126266), (11, 1989442), (13, 1683374), (14, 1563133), (17, 1287286), (22, 994721), (26, 841687), (34, 643643), (77, 284206), (91, 240482), (119, 183898), (143, 153034), (154, 142103), (182, 120241), (187, 117026), (221, 99022), (238, 91949), (286, 76517), (374, 58513), (442, 49511), (643, 34034), (1001, 21862), (1286, 17017), (1309, 16718), (1547, 14146), (2002, 10931), (2431, 9002), (2618, 8359), (3094, 7073), (4501, 4862)]