21687228

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19433}}^1$

素因数の和:19474

約数の個数: 36

約数和(自身を含む): 56591808

約数和(自身を除く): 34904580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19433, 38866, 58299, 77732, 116598, 174897, 233196, 349794, 602423, 699588, 1204846, 1807269, 2409692, 3614538, 5421807, 7229076, 10843614, 21687228]

約数ペア:

[(1, 21687228), (2, 10843614), (3, 7229076), (4, 5421807), (6, 3614538), (9, 2409692), (12, 1807269), (18, 1204846), (31, 699588), (36, 602423), (62, 349794), (93, 233196), (124, 174897), (186, 116598), (279, 77732), (372, 58299), (558, 38866), (1116, 19433)]