21213088

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{50993}}^1$

素因数の和:51016

約数の個数: 24

約数和(自身を含む): 44976708

約数和(自身を除く): 23763620

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 50993, 101986, 203972, 407944, 662909, 815888, 1325818, 1631776, 2651636, 5303272, 10606544, 21213088]

約数ペア:

[(1, 21213088), (2, 10606544), (4, 5303272), (8, 2651636), (13, 1631776), (16, 1325818), (26, 815888), (32, 662909), (52, 407944), (104, 203972), (208, 101986), (416, 50993)]