21790112

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{35839}}^1$

素因数の和:35868

約数の個数: 24

約数和(自身を含む): 45158400

約数和(自身を除く): 23368288

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 35839, 71678, 143356, 286712, 573424, 680941, 1146848, 1361882, 2723764, 5447528, 10895056, 21790112]

約数ペア:

[(1, 21790112), (2, 10895056), (4, 5447528), (8, 2723764), (16, 1361882), (19, 1146848), (32, 680941), (38, 573424), (76, 286712), (152, 143356), (304, 71678), (608, 35839)]