21027492

素因数分解:

$2^2\times 3^3\times {\mathrm{113}}^1\times {\mathrm{1723}}^1$

素因数の和:1849

約数の個数: 48

約数和(自身を含む): 55030080

約数和(自身を除く): 34002588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 113, 226, 339, 452, 678, 1017, 1356, 1723, 2034, 3051, 3446, 4068, 5169, 6102, 6892, 10338, 12204, 15507, 20676, 31014, 46521, 62028, 93042, 186084, 194699, 389398, 584097, 778796, 1168194, 1752291, 2336388, 3504582, 5256873, 7009164, 10513746, 21027492]

約数ペア:

[(1, 21027492), (2, 10513746), (3, 7009164), (4, 5256873), (6, 3504582), (9, 2336388), (12, 1752291), (18, 1168194), (27, 778796), (36, 584097), (54, 389398), (108, 194699), (113, 186084), (226, 93042), (339, 62028), (452, 46521), (678, 31014), (1017, 20676), (1356, 15507), (1723, 12204), (2034, 10338), (3051, 6892), (3446, 6102), (4068, 5169)]