21511914

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{188701}}^1$

素因数の和:188725

約数の個数: 16

約数和(自身を含む): 45288480

約数和(自身を除く): 23776566

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 188701, 377402, 566103, 1132206, 3585319, 7170638, 10755957, 21511914]

約数ペア:

[(1, 21511914), (2, 10755957), (3, 7170638), (6, 3585319), (19, 1132206), (38, 566103), (57, 377402), (114, 188701)]