21914365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12853}}^1$

素因数の和:12900

約数の個数: 16

約数和(自身を含む): 29615616

約数和(自身を除く): 7701251

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 12853, 64265, 141383, 398443, 706915, 1992215, 4382873, 21914365]

約数ペア:

[(1, 21914365), (5, 4382873), (11, 1992215), (31, 706915), (55, 398443), (155, 141383), (341, 64265), (1705, 12853)]