21256482

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20963}}^1$

素因数の和:20994

約数の個数: 24

約数和(自身を含む): 46036944

約数和(自身を除く): 24780462

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20963, 41926, 62889, 125778, 272519, 545038, 817557, 1635114, 3542747, 7085494, 10628241, 21256482]

約数ペア:

[(1, 21256482), (2, 10628241), (3, 7085494), (6, 3542747), (13, 1635114), (26, 817557), (39, 545038), (78, 272519), (169, 125778), (338, 62889), (507, 41926), (1014, 20963)]