21742110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18583}}^1$

素因数の和:18609

約数の個数: 48

約数和(自身を含む): 60881184

約数和(自身を除く): 39139074

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, 18583, 37166, 55749, 92915, 111498, 167247, 185830, 241579, 278745, 334494, 483158, 557490, 724737, 836235, 1207895, 1449474, 1672470, 2174211, 2415790, 3623685, 4348422, 7247370, 10871055, 21742110]

約数ペア:

[(1, 21742110), (2, 10871055), (3, 7247370), (5, 4348422), (6, 3623685), (9, 2415790), (10, 2174211), (13, 1672470), (15, 1449474), (18, 1207895), (26, 836235), (30, 724737), (39, 557490), (45, 483158), (65, 334494), (78, 278745), (90, 241579), (117, 185830), (130, 167247), (195, 111498), (234, 92915), (390, 55749), (585, 37166), (1170, 18583)]