21963196

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{857}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 39639600

約数和(自身を除く): 17676404

約数列:

[1, 2, 4, 43, 86, 149, 172, 298, 596, 857, 1714, 3428, 6407, 12814, 25628, 36851, 73702, 127693, 147404, 255386, 510772, 5490799, 10981598, 21963196]

約数ペア:

[(1, 21963196), (2, 10981598), (4, 5490799), (43, 510772), (86, 255386), (149, 147404), (172, 127693), (298, 73702), (596, 36851), (857, 25628), (1714, 12814), (3428, 6407)]