21928935

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6737}}^1$

素因数の和:6783

約数の個数: 32

約数和(自身を含む): 41398272

約数和(自身を除く): 19469337

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 6737, 20211, 33685, 47159, 101055, 141477, 208847, 235795, 626541, 707385, 1044235, 1461929, 3132705, 4385787, 7309645, 21928935]

約数ペア:

[(1, 21928935), (3, 7309645), (5, 4385787), (7, 3132705), (15, 1461929), (21, 1044235), (31, 707385), (35, 626541), (93, 235795), (105, 208847), (155, 141477), (217, 101055), (465, 47159), (651, 33685), (1085, 20211), (3255, 6737)]