21692638

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 37156320

約数和(自身を除く): 15463682

約数列:

[1, 2, 11, 22, 29, 58, 121, 242, 281, 319, 562, 638, 1331, 2662, 3091, 3509, 6182, 7018, 8149, 16298, 34001, 38599, 68002, 77198, 89639, 179278, 374011, 748022, 986029, 1972058, 10846319, 21692638]

約数ペア:

[(1, 21692638), (2, 10846319), (11, 1972058), (22, 986029), (29, 748022), (58, 374011), (121, 179278), (242, 89639), (281, 77198), (319, 68002), (562, 38599), (638, 34001), (1331, 16298), (2662, 8149), (3091, 7018), (3509, 6182)]