21918818810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2689}}^1\times {\mathrm{116447}}^1$

素因数の和:119150

約数の個数: 32

約数和(自身を含む): 45107297280

約数和(自身を除く): 23188478470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2689, 5378, 13445, 18823, 26890, 37646, 94115, 116447, 188230, 232894, 582235, 815129, 1164470, 1630258, 4075645, 8151290, 313125983, 626251966, 1565629915, 2191881881, 3131259830, 4383763762, 10959409405, 21918818810]

約数ペア:

[(1, 21918818810), (2, 10959409405), (5, 4383763762), (7, 3131259830), (10, 2191881881), (14, 1565629915), (35, 626251966), (70, 313125983), (2689, 8151290), (5378, 4075645), (13445, 1630258), (18823, 1164470), (26890, 815129), (37646, 582235), (94115, 232894), (116447, 188230)]