21221568

素因数分解:

$2^6\times 3^3\times {\mathrm{12281}}^1$

素因数の和:12302

約数の個数: 56

約数和(自身を含む): 62392560

約数和(自身を除く): 41170992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 12281, 24562, 36843, 49124, 73686, 98248, 110529, 147372, 196496, 221058, 294744, 331587, 392992, 442116, 589488, 663174, 785984, 884232, 1178976, 1326348, 1768464, 2357952, 2652696, 3536928, 5305392, 7073856, 10610784, 21221568]

約数ペア:

[(1, 21221568), (2, 10610784), (3, 7073856), (4, 5305392), (6, 3536928), (8, 2652696), (9, 2357952), (12, 1768464), (16, 1326348), (18, 1178976), (24, 884232), (27, 785984), (32, 663174), (36, 589488), (48, 442116), (54, 392992), (64, 331587), (72, 294744), (96, 221058), (108, 196496), (144, 147372), (192, 110529), (216, 98248), (288, 73686), (432, 49124), (576, 36843), (864, 24562), (1728, 12281)]