21350493038

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66305879}}^1$

素因数の和:66305911

約数の個数: 16

約数和(自身を含む): 38192186880

約数和(自身を除く): 16841693842

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66305879, 132611758, 464141153, 928282306, 1525035217, 3050070434, 10675246519, 21350493038]

約数ペア:

[(1, 21350493038), (2, 10675246519), (7, 3050070434), (14, 1525035217), (23, 928282306), (46, 464141153), (161, 132611758), (322, 66305879)]