21930840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60919}}^1$

素因数の和:60936

約数の個数: 48

約数和(自身を含む): 71276400

約数和(自身を除く): 49345560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60919, 121838, 182757, 243676, 304595, 365514, 487352, 548271, 609190, 731028, 913785, 1096542, 1218380, 1462056, 1827570, 2193084, 2436760, 2741355, 3655140, 4386168, 5482710, 7310280, 10965420, 21930840]

約数ペア:

[(1, 21930840), (2, 10965420), (3, 7310280), (4, 5482710), (5, 4386168), (6, 3655140), (8, 2741355), (9, 2436760), (10, 2193084), (12, 1827570), (15, 1462056), (18, 1218380), (20, 1096542), (24, 913785), (30, 731028), (36, 609190), (40, 548271), (45, 487352), (60, 365514), (72, 304595), (90, 243676), (120, 182757), (180, 121838), (360, 60919)]