21407976

素因数分解:

$2^3\times 3^4\times {\mathrm{33037}}^1$

素因数の和:33055

約数の個数: 40

約数和(自身を含む): 59963970

約数和(自身を除く): 38555994

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33037, 66074, 99111, 132148, 198222, 264296, 297333, 396444, 594666, 792888, 891999, 1189332, 1783998, 2378664, 2675997, 3567996, 5351994, 7135992, 10703988, 21407976]

約数ペア:

[(1, 21407976), (2, 10703988), (3, 7135992), (4, 5351994), (6, 3567996), (8, 2675997), (9, 2378664), (12, 1783998), (18, 1189332), (24, 891999), (27, 792888), (36, 594666), (54, 396444), (72, 297333), (81, 264296), (108, 198222), (162, 132148), (216, 99111), (324, 66074), (648, 33037)]