21002235

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{48281}}^1$

素因数の和:48318

約数の個数: 16

約数和(自身を含む): 34763040

約数和(自身を除く): 13760805

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 48281, 144843, 241405, 724215, 1400149, 4200447, 7000745, 21002235]

約数ペア:

[(1, 21002235), (3, 7000745), (5, 4200447), (15, 1400149), (29, 724215), (87, 241405), (145, 144843), (435, 48281)]