21413210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23531}}^1$

素因数の和:23558

約数の個数: 32

約数和(自身を含む): 47440512

約数和(自身を除く): 26027302

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 23531, 47062, 117655, 164717, 235310, 305903, 329434, 611806, 823585, 1529515, 1647170, 2141321, 3059030, 4282642, 10706605, 21413210]

約数ペア:

[(1, 21413210), (2, 10706605), (5, 4282642), (7, 3059030), (10, 2141321), (13, 1647170), (14, 1529515), (26, 823585), (35, 611806), (65, 329434), (70, 305903), (91, 235310), (130, 164717), (182, 117655), (455, 47062), (910, 23531)]