21977535

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{63703}}^1$

素因数の和:63734

約数の個数: 16

約数和(自身を含む): 36693504

約数和(自身を除く): 14715969

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 63703, 191109, 318515, 955545, 1465169, 4395507, 7325845, 21977535]

約数ペア:

[(1, 21977535), (3, 7325845), (5, 4395507), (15, 1465169), (23, 955545), (69, 318515), (115, 191109), (345, 63703)]