21177690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19079}}^1$

素因数の和:19126

約数の個数: 32

約数和(自身を含む): 52202880

約数和(自身を除く): 31025190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 19079, 38158, 57237, 95395, 114474, 190790, 286185, 572370, 705923, 1411846, 2117769, 3529615, 4235538, 7059230, 10588845, 21177690]

約数ペア:

[(1, 21177690), (2, 10588845), (3, 7059230), (5, 4235538), (6, 3529615), (10, 2117769), (15, 1411846), (30, 705923), (37, 572370), (74, 286185), (111, 190790), (185, 114474), (222, 95395), (370, 57237), (555, 38158), (1110, 19079)]