21753810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18593}}^1$

素因数の和:18619

約数の個数: 48

約数和(自身を含む): 60913944

約数和(自身を除く): 39160134

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18593, 37186, 55779, 92965, 111558, 167337, 185930, 241709, 278895, 334674, 483418, 557790, 725127, 836685, 1208545, 1450254, 1673370, 2175381, 2417090, 3625635, 4350762, 7251270, 10876905, 21753810]

約数ペア:

[(1, 21753810), (2, 10876905), (3, 7251270), (5, 4350762), (6, 3625635), (9, 2417090), (10, 2175381), (13, 1673370), (15, 1450254), (18, 1208545), (26, 836685), (30, 725127), (39, 557790), (45, 483418), (65, 334674), (78, 278895), (90, 241709), (117, 185930), (130, 167337), (195, 111558), (234, 92965), (390, 55779), (585, 37186), (1170, 18593)]