21224126

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 43006464

約数和(自身を除く): 21782338

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 67, 77, 119, 121, 134, 154, 187, 238, 242, 374, 469, 737, 847, 938, 1139, 1309, 1331, 1474, 1694, 2057, 2278, 2618, 2662, 4114, 5159, 7973, 8107, 9317, 10318, 12529, 14399, 15946, 16214, 18634, 22627, 25058, 28798, 45254, 56749, 87703, 89177, 113498, 137819, 158389, 175406, 178354, 275638, 316778, 624239, 964733, 1248478, 1516009, 1929466, 3032018, 10612063, 21224126]

約数ペア:

[(1, 21224126), (2, 10612063), (7, 3032018), (11, 1929466), (14, 1516009), (17, 1248478), (22, 964733), (34, 624239), (67, 316778), (77, 275638), (119, 178354), (121, 175406), (134, 158389), (154, 137819), (187, 113498), (238, 89177), (242, 87703), (374, 56749), (469, 45254), (737, 28798), (847, 25058), (938, 22627), (1139, 18634), (1309, 16214), (1331, 15946), (1474, 14399), (1694, 12529), (2057, 10318), (2278, 9317), (2618, 8107), (2662, 7973), (4114, 5159)]