21423240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59509}}^1$

素因数の和:59526

約数の個数: 48

約数和(自身を含む): 69626700

約数和(自身を除く): 48203460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 59509, 119018, 178527, 238036, 297545, 357054, 476072, 535581, 595090, 714108, 892635, 1071162, 1190180, 1428216, 1785270, 2142324, 2380360, 2677905, 3570540, 4284648, 5355810, 7141080, 10711620, 21423240]

約数ペア:

[(1, 21423240), (2, 10711620), (3, 7141080), (4, 5355810), (5, 4284648), (6, 3570540), (8, 2677905), (9, 2380360), (10, 2142324), (12, 1785270), (15, 1428216), (18, 1190180), (20, 1071162), (24, 892635), (30, 714108), (36, 595090), (40, 535581), (45, 476072), (60, 357054), (72, 297545), (90, 238036), (120, 178527), (180, 119018), (360, 59509)]