21900200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{15643}}^1$

素因数の和:15666

約数の個数: 48

約数和(自身を含む): 58195680

約数和(自身を除く): 36295480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 15643, 31286, 62572, 78215, 109501, 125144, 156430, 219002, 312860, 391075, 438004, 547505, 625720, 782150, 876008, 1095010, 1564300, 2190020, 2737525, 3128600, 4380040, 5475050, 10950100, 21900200]

約数ペア:

[(1, 21900200), (2, 10950100), (4, 5475050), (5, 4380040), (7, 3128600), (8, 2737525), (10, 2190020), (14, 1564300), (20, 1095010), (25, 876008), (28, 782150), (35, 625720), (40, 547505), (50, 438004), (56, 391075), (70, 312860), (100, 219002), (140, 156430), (175, 125144), (200, 109501), (280, 78215), (350, 62572), (700, 31286), (1400, 15643)]