21873060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11047}}^1$

素因数の和:11073

約数の個数: 72

約数和(自身を含む): 72386496

約数和(自身を除く): 50513436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 11047, 22094, 33141, 44188, 55235, 66282, 99423, 110470, 121517, 132564, 165705, 198846, 220940, 243034, 331410, 364551, 397692, 486068, 497115, 607585, 662820, 729102, 994230, 1093653, 1215170, 1458204, 1822755, 1988460, 2187306, 2430340, 3645510, 4374612, 5468265, 7291020, 10936530, 21873060]

約数ペア:

[(1, 21873060), (2, 10936530), (3, 7291020), (4, 5468265), (5, 4374612), (6, 3645510), (9, 2430340), (10, 2187306), (11, 1988460), (12, 1822755), (15, 1458204), (18, 1215170), (20, 1093653), (22, 994230), (30, 729102), (33, 662820), (36, 607585), (44, 497115), (45, 486068), (55, 397692), (60, 364551), (66, 331410), (90, 243034), (99, 220940), (110, 198846), (132, 165705), (165, 132564), (180, 121517), (198, 110470), (220, 99423), (330, 66282), (396, 55235), (495, 44188), (660, 33141), (990, 22094), (1980, 11047)]