21448260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39719}}^1$

素因数の和:39737

約数の個数: 48

約数和(自身を含む): 66729600

約数和(自身を除く): 45281340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39719, 79438, 119157, 158876, 198595, 238314, 357471, 397190, 476628, 595785, 714942, 794380, 1072413, 1191570, 1429884, 1787355, 2144826, 2383140, 3574710, 4289652, 5362065, 7149420, 10724130, 21448260]

約数ペア:

[(1, 21448260), (2, 10724130), (3, 7149420), (4, 5362065), (5, 4289652), (6, 3574710), (9, 2383140), (10, 2144826), (12, 1787355), (15, 1429884), (18, 1191570), (20, 1072413), (27, 794380), (30, 714942), (36, 595785), (45, 476628), (54, 397190), (60, 357471), (90, 238314), (108, 198595), (135, 158876), (180, 119157), (270, 79438), (540, 39719)]