21193650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{5233}}^1$

素因数の和:5257

約数の個数: 60

約数和(自身を含む): 58898202

約数和(自身を除く): 37704552

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 5233, 10466, 15699, 26165, 31398, 47097, 52330, 78495, 94194, 130825, 141291, 156990, 235485, 261650, 282582, 392475, 423873, 470970, 706455, 784950, 847746, 1177425, 1412910, 2119365, 2354850, 3532275, 4238730, 7064550, 10596825, 21193650]

約数ペア:

[(1, 21193650), (2, 10596825), (3, 7064550), (5, 4238730), (6, 3532275), (9, 2354850), (10, 2119365), (15, 1412910), (18, 1177425), (25, 847746), (27, 784950), (30, 706455), (45, 470970), (50, 423873), (54, 392475), (75, 282582), (81, 261650), (90, 235485), (135, 156990), (150, 141291), (162, 130825), (225, 94194), (270, 78495), (405, 52330), (450, 47097), (675, 31398), (810, 26165), (1350, 15699), (2025, 10466), (4050, 5233)]