21207334

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1321}}^1$

素因数の和:1695

約数の個数: 16

約数和(自身を含む): 33314400

約数和(自身を除く): 12107066

約数列:

[1, 2, 23, 46, 349, 698, 1321, 2642, 8027, 16054, 30383, 60766, 461029, 922058, 10603667, 21207334]

約数ペア:

[(1, 21207334), (2, 10603667), (23, 922058), (46, 461029), (349, 60766), (698, 30383), (1321, 16054), (2642, 8027)]