21256590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{3041}}^1$

素因数の和:3284

約数の個数: 32

約数和(自身を含む): 51251616

約数和(自身を除く): 29995026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 233, 466, 699, 1165, 1398, 2330, 3041, 3495, 6082, 6990, 9123, 15205, 18246, 30410, 45615, 91230, 708553, 1417106, 2125659, 3542765, 4251318, 7085530, 10628295, 21256590]

約数ペア:

[(1, 21256590), (2, 10628295), (3, 7085530), (5, 4251318), (6, 3542765), (10, 2125659), (15, 1417106), (30, 708553), (233, 91230), (466, 45615), (699, 30410), (1165, 18246), (1398, 15205), (2330, 9123), (3041, 6990), (3495, 6082)]