21711840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{45233}}^1$

素因数の和:45251

約数の個数: 48

約数和(自身を含む): 68393808

約数和(自身を除く): 46681968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 45233, 90466, 135699, 180932, 226165, 271398, 361864, 452330, 542796, 678495, 723728, 904660, 1085592, 1356990, 1447456, 1809320, 2171184, 2713980, 3618640, 4342368, 5427960, 7237280, 10855920, 21711840]

約数ペア:

[(1, 21711840), (2, 10855920), (3, 7237280), (4, 5427960), (5, 4342368), (6, 3618640), (8, 2713980), (10, 2171184), (12, 1809320), (15, 1447456), (16, 1356990), (20, 1085592), (24, 904660), (30, 723728), (32, 678495), (40, 542796), (48, 452330), (60, 361864), (80, 271398), (96, 226165), (120, 180932), (160, 135699), (240, 90466), (480, 45233)]