21936330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18749}}^1$

素因数の和:18775

約数の個数: 48

約数和(自身を含む): 61425000

約数和(自身を除く): 39488670

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, 18749, 37498, 56247, 93745, 112494, 168741, 187490, 243737, 281235, 337482, 487474, 562470, 731211, 843705, 1218685, 1462422, 1687410, 2193633, 2437370, 3656055, 4387266, 7312110, 10968165, 21936330]

約数ペア:

[(1, 21936330), (2, 10968165), (3, 7312110), (5, 4387266), (6, 3656055), (9, 2437370), (10, 2193633), (13, 1687410), (15, 1462422), (18, 1218685), (26, 843705), (30, 731211), (39, 562470), (45, 487474), (65, 337482), (78, 281235), (90, 243737), (117, 187490), (130, 168741), (195, 112494), (234, 93745), (390, 56247), (585, 37498), (1170, 18749)]