21621032

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{50993}}^1$

素因数の和:51052

約数の個数: 16

約数和(自身を含む): 41305140

約数和(自身を除く): 19684108

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 50993, 101986, 203972, 407944, 2702629, 5405258, 10810516, 21621032]

約数ペア:

[(1, 21621032), (2, 10810516), (4, 5405258), (8, 2702629), (53, 407944), (106, 203972), (212, 101986), (424, 50993)]