21334948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{809}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 39463200

約数和(自身を除く): 18128252

約数列:

[1, 2, 4, 19, 38, 76, 347, 694, 809, 1388, 1618, 3236, 6593, 13186, 15371, 26372, 30742, 61484, 280723, 561446, 1122892, 5333737, 10667474, 21334948]

約数ペア:

[(1, 21334948), (2, 10667474), (4, 5333737), (19, 1122892), (38, 561446), (76, 280723), (347, 61484), (694, 30742), (809, 26372), (1388, 15371), (1618, 13186), (3236, 6593)]