2221737

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2251}}^1$

素因数の和:2308

約数の個数: 16

約数和(自身を含む): 3459072

約数和(自身を除く): 1237335

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2251, 6753, 15757, 47271, 105797, 317391, 740579, 2221737]

約数ペア:

[(1, 2221737), (3, 740579), (7, 317391), (21, 105797), (47, 47271), (141, 15757), (329, 6753), (987, 2251)]