21402402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509581}}^1$

素因数の和:509593

約数の個数: 16

約数和(自身を含む): 48919872

約数和(自身を除く): 27517470

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509581, 1019162, 1528743, 3057486, 3567067, 7134134, 10701201, 21402402]

約数ペア:

[(1, 21402402), (2, 10701201), (3, 7134134), (6, 3567067), (7, 3057486), (14, 1528743), (21, 1019162), (42, 509581)]