21693660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{361561}}^1$

素因数の和:361573

約数の個数: 24

約数和(自身を含む): 60742416

約数和(自身を除く): 39048756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 361561, 723122, 1084683, 1446244, 1807805, 2169366, 3615610, 4338732, 5423415, 7231220, 10846830, 21693660]

約数ペア:

[(1, 21693660), (2, 10846830), (3, 7231220), (4, 5423415), (5, 4338732), (6, 3615610), (10, 2169366), (12, 1807805), (15, 1446244), (20, 1084683), (30, 723122), (60, 361561)]