21958566

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3969

約数の個数: 48

約数和(自身を含む): 53789760

約数和(自身を除く): 31831194

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 3931, 5586, 7862, 11793, 23586, 27517, 55034, 74689, 82551, 149378, 165102, 192619, 224067, 385238, 448134, 522823, 577857, 1045646, 1155714, 1568469, 3136938, 3659761, 7319522, 10979283, 21958566]

約数ペア:

[(1, 21958566), (2, 10979283), (3, 7319522), (6, 3659761), (7, 3136938), (14, 1568469), (19, 1155714), (21, 1045646), (38, 577857), (42, 522823), (49, 448134), (57, 385238), (98, 224067), (114, 192619), (133, 165102), (147, 149378), (266, 82551), (294, 74689), (399, 55034), (798, 27517), (931, 23586), (1862, 11793), (2793, 7862), (3931, 5586)]