21735540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13417}}^1$

素因数の和:13438

約数の個数: 60

約数和(自身を含む): 68190276

約数和(自身を除く): 46454736

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 13417, 26834, 40251, 53668, 67085, 80502, 120753, 134170, 161004, 201255, 241506, 268340, 362259, 402510, 483012, 603765, 724518, 805020, 1086777, 1207530, 1449036, 1811295, 2173554, 2415060, 3622590, 4347108, 5433885, 7245180, 10867770, 21735540]

約数ペア:

[(1, 21735540), (2, 10867770), (3, 7245180), (4, 5433885), (5, 4347108), (6, 3622590), (9, 2415060), (10, 2173554), (12, 1811295), (15, 1449036), (18, 1207530), (20, 1086777), (27, 805020), (30, 724518), (36, 603765), (45, 483012), (54, 402510), (60, 362259), (81, 268340), (90, 241506), (108, 201255), (135, 161004), (162, 134170), (180, 120753), (270, 80502), (324, 67085), (405, 53668), (540, 40251), (810, 26834), (1620, 13417)]