21785248

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{35831}}^1$

素因数の和:35860

約数の個数: 24

約数和(自身を含む): 45148320

約数和(自身を除く): 23363072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 35831, 71662, 143324, 286648, 573296, 680789, 1146592, 1361578, 2723156, 5446312, 10892624, 21785248]

約数ペア:

[(1, 21785248), (2, 10892624), (4, 5446312), (8, 2723156), (16, 1361578), (19, 1146592), (32, 680789), (38, 573296), (76, 286648), (152, 143324), (304, 71662), (608, 35831)]