21828974

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1\times {\mathrm{523}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 33672240

約数和(自身を除く): 11843266

約数列:

[1, 2, 41, 82, 509, 523, 1018, 1046, 20869, 21443, 41738, 42886, 266207, 532414, 10914487, 21828974]

約数ペア:

[(1, 21828974), (2, 10914487), (41, 532414), (82, 266207), (509, 42886), (523, 41738), (1018, 21443), (1046, 20869)]