21290147250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{1021}}^1\times {\mathrm{27803}}^1$

素因数の和:28844

約数の個数: 64

約数和(自身を含む): 53194167936

約数和(自身を除く): 31904020686

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 750, 1021, 2042, 3063, 5105, 6126, 10210, 15315, 25525, 27803, 30630, 51050, 55606, 76575, 83409, 127625, 139015, 153150, 166818, 255250, 278030, 382875, 417045, 695075, 765750, 834090, 1390150, 2085225, 3475375, 4170450, 6950750, 10426125, 20852250, 28386863, 56773726, 85160589, 141934315, 170321178, 283868630, 425802945, 709671575, 851605890, 1419343150, 2129014725, 3548357875, 4258029450, 7096715750, 10645073625, 21290147250]

約数ペア:

[(1, 21290147250), (2, 10645073625), (3, 7096715750), (5, 4258029450), (6, 3548357875), (10, 2129014725), (15, 1419343150), (25, 851605890), (30, 709671575), (50, 425802945), (75, 283868630), (125, 170321178), (150, 141934315), (250, 85160589), (375, 56773726), (750, 28386863), (1021, 20852250), (2042, 10426125), (3063, 6950750), (5105, 4170450), (6126, 3475375), (10210, 2085225), (15315, 1390150), (25525, 834090), (27803, 765750), (30630, 695075), (51050, 417045), (55606, 382875), (76575, 278030), (83409, 255250), (127625, 166818), (139015, 153150)]