21133260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1039}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 64733760

約数和(自身を除く): 43600500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1039, 1130, 1356, 1695, 2034, 2078, 2260, 3117, 3390, 4068, 4156, 5085, 5195, 6234, 6780, 9351, 10170, 10390, 12468, 15585, 18702, 20340, 20780, 31170, 37404, 46755, 62340, 93510, 117407, 187020, 234814, 352221, 469628, 587035, 704442, 1056663, 1174070, 1408884, 1761105, 2113326, 2348140, 3522210, 4226652, 5283315, 7044420, 10566630, 21133260]

約数ペア:

[(1, 21133260), (2, 10566630), (3, 7044420), (4, 5283315), (5, 4226652), (6, 3522210), (9, 2348140), (10, 2113326), (12, 1761105), (15, 1408884), (18, 1174070), (20, 1056663), (30, 704442), (36, 587035), (45, 469628), (60, 352221), (90, 234814), (113, 187020), (180, 117407), (226, 93510), (339, 62340), (452, 46755), (565, 37404), (678, 31170), (1017, 20780), (1039, 20340), (1130, 18702), (1356, 15585), (1695, 12468), (2034, 10390), (2078, 10170), (2260, 9351), (3117, 6780), (3390, 6234), (4068, 5195), (4156, 5085)]