21928968

素因数分解:

$2^3\times 3^4\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:848

約数の個数: 80

約数和(自身を含む): 62929680

約数和(自身を除く): 41000712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 81, 86, 108, 129, 162, 172, 216, 258, 324, 344, 387, 516, 648, 774, 787, 1032, 1161, 1548, 1574, 2322, 2361, 3096, 3148, 3483, 4644, 4722, 6296, 6966, 7083, 9288, 9444, 13932, 14166, 18888, 21249, 27864, 28332, 33841, 42498, 56664, 63747, 67682, 84996, 101523, 127494, 135364, 169992, 203046, 254988, 270728, 304569, 406092, 509976, 609138, 812184, 913707, 1218276, 1827414, 2436552, 2741121, 3654828, 5482242, 7309656, 10964484, 21928968]

約数ペア:

[(1, 21928968), (2, 10964484), (3, 7309656), (4, 5482242), (6, 3654828), (8, 2741121), (9, 2436552), (12, 1827414), (18, 1218276), (24, 913707), (27, 812184), (36, 609138), (43, 509976), (54, 406092), (72, 304569), (81, 270728), (86, 254988), (108, 203046), (129, 169992), (162, 135364), (172, 127494), (216, 101523), (258, 84996), (324, 67682), (344, 63747), (387, 56664), (516, 42498), (648, 33841), (774, 28332), (787, 27864), (1032, 21249), (1161, 18888), (1548, 14166), (1574, 13932), (2322, 9444), (2361, 9288), (3096, 7083), (3148, 6966), (3483, 6296), (4644, 4722)]