21054900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70183}}^1$

素因数の和:70200

約数の個数: 36

約数和(自身を含む): 60919712

約数和(自身を除く): 39864812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70183, 140366, 210549, 280732, 350915, 421098, 701830, 842196, 1052745, 1403660, 1754575, 2105490, 3509150, 4210980, 5263725, 7018300, 10527450, 21054900]

約数ペア:

[(1, 21054900), (2, 10527450), (3, 7018300), (4, 5263725), (5, 4210980), (6, 3509150), (10, 2105490), (12, 1754575), (15, 1403660), (20, 1052745), (25, 842196), (30, 701830), (50, 421098), (60, 350915), (75, 280732), (100, 210549), (150, 140366), (300, 70183)]