21384298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22229}}^1$

素因数の和:22281

約数の個数: 16

約数和(自身を含む): 35479080

約数和(自身を除く): 14094782

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 22229, 44458, 288977, 577954, 822473, 1644946, 10692149, 21384298]

約数ペア:

[(1, 21384298), (2, 10692149), (13, 1644946), (26, 822473), (37, 577954), (74, 288977), (481, 44458), (962, 22229)]