21294360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19717}}^1$

素因数の和:19737

約数の個数: 64

約数和(自身を含む): 70984800

約数和(自身を除く): 49690440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19717, 39434, 59151, 78868, 98585, 118302, 157736, 177453, 197170, 236604, 295755, 354906, 394340, 473208, 532359, 591510, 709812, 788680, 887265, 1064718, 1183020, 1419624, 1774530, 2129436, 2366040, 2661795, 3549060, 4258872, 5323590, 7098120, 10647180, 21294360]

約数ペア:

[(1, 21294360), (2, 10647180), (3, 7098120), (4, 5323590), (5, 4258872), (6, 3549060), (8, 2661795), (9, 2366040), (10, 2129436), (12, 1774530), (15, 1419624), (18, 1183020), (20, 1064718), (24, 887265), (27, 788680), (30, 709812), (36, 591510), (40, 532359), (45, 473208), (54, 394340), (60, 354906), (72, 295755), (90, 236604), (108, 197170), (120, 177453), (135, 157736), (180, 118302), (216, 98585), (270, 78868), (360, 59151), (540, 39434), (1080, 19717)]