21540282

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{156089}}^1$

素因数の和:156117

約数の個数: 16

約数和(自身を含む): 44953920

約数和(自身を除く): 23413638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 156089, 312178, 468267, 936534, 3590047, 7180094, 10770141, 21540282]

約数ペア:

[(1, 21540282), (2, 10770141), (3, 7180094), (6, 3590047), (23, 936534), (46, 468267), (69, 312178), (138, 156089)]