21779733

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1567}}^1$

素因数の和:1724

約数の個数: 16

約数和(自身を含む): 30030336

約数和(自身を除く): 8250603

約数列:

[1, 3, 41, 113, 123, 339, 1567, 4633, 4701, 13899, 64247, 177071, 192741, 531213, 7259911, 21779733]

約数ペア:

[(1, 21779733), (3, 7259911), (41, 531213), (113, 192741), (123, 177071), (339, 64247), (1567, 13899), (4633, 4701)]