21840234

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14737}}^1$

素因数の和:14774

約数の個数: 32

約数和(自身を含む): 49519680

約数和(自身を除く): 27679446

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 14737, 29474, 44211, 88422, 191581, 280003, 383162, 560006, 574743, 840009, 1149486, 1680018, 3640039, 7280078, 10920117, 21840234]

約数ペア:

[(1, 21840234), (2, 10920117), (3, 7280078), (6, 3640039), (13, 1680018), (19, 1149486), (26, 840009), (38, 574743), (39, 560006), (57, 383162), (78, 280003), (114, 191581), (247, 88422), (494, 44211), (741, 29474), (1482, 14737)]