21922563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1831}}^1$

素因数の和:2154

約数の個数: 16

約数和(自身を含む): 31598336

約数和(自身を除く): 9675773

約数列:

[1, 3, 13, 39, 307, 921, 1831, 3991, 5493, 11973, 23803, 71409, 562117, 1686351, 7307521, 21922563]

約数ペア:

[(1, 21922563), (3, 7307521), (13, 1686351), (39, 562117), (307, 71409), (921, 23803), (1831, 11973), (3991, 5493)]