21276036

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15973}}^1$

素因数の和:16020

約数の個数: 36

約数和(自身を含む): 55238092

約数和(自身を除く): 33962056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15973, 31946, 47919, 63892, 95838, 143757, 191676, 287514, 575028, 591001, 1182002, 1773003, 2364004, 3546006, 5319009, 7092012, 10638018, 21276036]

約数ペア:

[(1, 21276036), (2, 10638018), (3, 7092012), (4, 5319009), (6, 3546006), (9, 2364004), (12, 1773003), (18, 1182002), (36, 591001), (37, 575028), (74, 287514), (111, 191676), (148, 143757), (222, 95838), (333, 63892), (444, 47919), (666, 31946), (1332, 15973)]