21000916515

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{48277969}}^1$

素因数の和:48278006

約数の個数: 16

約数和(自身を含む): 34760138400

約数和(自身を除く): 13759221885

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 48277969, 144833907, 241389845, 724169535, 1400061101, 4200183303, 7000305505, 21000916515]

約数ペア:

[(1, 21000916515), (3, 7000305505), (5, 4200183303), (15, 1400061101), (29, 724169535), (87, 241389845), (145, 144833907), (435, 48277969)]