21603725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6043}}^1$

素因数の和:6077

約数の個数: 24

約数和(自身を含む): 31477152

約数和(自身を除く): 9873427

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 6043, 30215, 66473, 78559, 151075, 332365, 392795, 864149, 1661825, 1963975, 4320745, 21603725]

約数ペア:

[(1, 21603725), (5, 4320745), (11, 1963975), (13, 1661825), (25, 864149), (55, 392795), (65, 332365), (143, 151075), (275, 78559), (325, 66473), (715, 30215), (3575, 6043)]