21414460

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1301}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 45059616

約数和(自身を除く): 23645156

約数列:

[1, 2, 4, 5, 10, 20, 823, 1301, 1646, 2602, 3292, 4115, 5204, 6505, 8230, 13010, 16460, 26020, 1070723, 2141446, 4282892, 5353615, 10707230, 21414460]

約数ペア:

[(1, 21414460), (2, 10707230), (4, 5353615), (5, 4282892), (10, 2141446), (20, 1070723), (823, 26020), (1301, 16460), (1646, 13010), (2602, 8230), (3292, 6505), (4115, 5204)]