21273624

素因数分解:

$2^3\times 3^3\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 59580000

約数和(自身を除く): 38306376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 149, 216, 298, 447, 596, 661, 894, 1192, 1322, 1341, 1788, 1983, 2644, 2682, 3576, 3966, 4023, 5288, 5364, 5949, 7932, 8046, 10728, 11898, 15864, 16092, 17847, 23796, 32184, 35694, 47592, 71388, 98489, 142776, 196978, 295467, 393956, 590934, 787912, 886401, 1181868, 1772802, 2363736, 2659203, 3545604, 5318406, 7091208, 10636812, 21273624]

約数ペア:

[(1, 21273624), (2, 10636812), (3, 7091208), (4, 5318406), (6, 3545604), (8, 2659203), (9, 2363736), (12, 1772802), (18, 1181868), (24, 886401), (27, 787912), (36, 590934), (54, 393956), (72, 295467), (108, 196978), (149, 142776), (216, 98489), (298, 71388), (447, 47592), (596, 35694), (661, 32184), (894, 23796), (1192, 17847), (1322, 16092), (1341, 15864), (1788, 11898), (1983, 10728), (2644, 8046), (2682, 7932), (3576, 5949), (3966, 5364), (4023, 5288)]