21335696

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8831}}^1$

素因数の和:8990

約数の個数: 20

約数和(自身を含む): 41616384

約数和(自身を除く): 20280688

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8831, 17662, 35324, 70648, 141296, 1333481, 2666962, 5333924, 10667848, 21335696]

約数ペア:

[(1, 21335696), (2, 10667848), (4, 5333924), (8, 2666962), (16, 1333481), (151, 141296), (302, 70648), (604, 35324), (1208, 17662), (2416, 8831)]