21445683

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6343}}^1$

素因数の和:6383

約数の個数: 24

約数和(自身を含む): 34714368

約数和(自身を除く): 13268685

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 6343, 19029, 44401, 133203, 145889, 310807, 437667, 932421, 1021223, 3063669, 7148561, 21445683]

約数ペア:

[(1, 21445683), (3, 7148561), (7, 3063669), (21, 1021223), (23, 932421), (49, 437667), (69, 310807), (147, 145889), (161, 133203), (483, 44401), (1127, 19029), (3381, 6343)]