21285468

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19073}}^1$

素因数の和:19114

約数の個数: 36

約数和(自身を含む): 55543488

約数和(自身を除く): 34258020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19073, 38146, 57219, 76292, 114438, 171657, 228876, 343314, 591263, 686628, 1182526, 1773789, 2365052, 3547578, 5321367, 7095156, 10642734, 21285468]

約数ペア:

[(1, 21285468), (2, 10642734), (3, 7095156), (4, 5321367), (6, 3547578), (9, 2365052), (12, 1773789), (18, 1182526), (31, 686628), (36, 591263), (62, 343314), (93, 228876), (124, 171657), (186, 114438), (279, 76292), (372, 57219), (558, 38146), (1116, 19073)]