21838076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{10243}}^1$

素因数の和:10301

約数の個数: 24

約数和(自身を含む): 42164304

約数和(自身を除く): 20326228

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 10243, 20486, 40972, 133159, 266318, 419963, 532636, 839926, 1679852, 5459519, 10919038, 21838076]

約数ペア:

[(1, 21838076), (2, 10919038), (4, 5459519), (13, 1679852), (26, 839926), (41, 532636), (52, 419963), (82, 266318), (164, 133159), (533, 40972), (1066, 20486), (2132, 10243)]