21627958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42743}}^1$

素因数の和:42779

約数の個数: 16

約数和(自身を含む): 36930816

約数和(自身を除く): 15302858

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42743, 85486, 470173, 940346, 983089, 1966178, 10813979, 21627958]

約数ペア:

[(1, 21627958), (2, 10813979), (11, 1966178), (22, 983089), (23, 940346), (46, 470173), (253, 85486), (506, 42743)]