21171030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19073}}^1$

素因数の和:19120

約数の個数: 32

約数和(自身を含む): 52186464

約数和(自身を除く): 31015434

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 19073, 38146, 57219, 95365, 114438, 190730, 286095, 572190, 705701, 1411402, 2117103, 3528505, 4234206, 7057010, 10585515, 21171030]

約数ペア:

[(1, 21171030), (2, 10585515), (3, 7057010), (5, 4234206), (6, 3528505), (10, 2117103), (15, 1411402), (30, 705701), (37, 572190), (74, 286095), (111, 190730), (185, 114438), (222, 95365), (370, 57219), (555, 38146), (1110, 19073)]