21407730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4273}}^1$

素因数の和:4450

約数の個数: 32

約数和(自身を含む): 51698304

約数和(自身を除く): 30290574

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 167, 334, 501, 835, 1002, 1670, 2505, 4273, 5010, 8546, 12819, 21365, 25638, 42730, 64095, 128190, 713591, 1427182, 2140773, 3567955, 4281546, 7135910, 10703865, 21407730]

約数ペア:

[(1, 21407730), (2, 10703865), (3, 7135910), (5, 4281546), (6, 3567955), (10, 2140773), (15, 1427182), (30, 713591), (167, 128190), (334, 64095), (501, 42730), (835, 25638), (1002, 21365), (1670, 12819), (2505, 8546), (4273, 5010)]