21014770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3617}}^1$

素因数の和:3714

約数の個数: 32

約数和(自身を含む): 43763328

約数和(自身を除く): 22748558

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 415, 581, 830, 1162, 2905, 3617, 5810, 7234, 18085, 25319, 36170, 50638, 126595, 253190, 300211, 600422, 1501055, 2101477, 3002110, 4202954, 10507385, 21014770]

約数ペア:

[(1, 21014770), (2, 10507385), (5, 4202954), (7, 3002110), (10, 2101477), (14, 1501055), (35, 600422), (70, 300211), (83, 253190), (166, 126595), (415, 50638), (581, 36170), (830, 25319), (1162, 18085), (2905, 7234), (3617, 5810)]