21432300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{359}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 62496000

約数和(自身を除く): 41063700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 199, 300, 359, 398, 597, 718, 796, 995, 1077, 1194, 1436, 1795, 1990, 2154, 2388, 2985, 3590, 3980, 4308, 4975, 5385, 5970, 7180, 8975, 9950, 10770, 11940, 14925, 17950, 19900, 21540, 26925, 29850, 35900, 53850, 59700, 71441, 107700, 142882, 214323, 285764, 357205, 428646, 714410, 857292, 1071615, 1428820, 1786025, 2143230, 3572050, 4286460, 5358075, 7144100, 10716150, 21432300]

約数ペア:

[(1, 21432300), (2, 10716150), (3, 7144100), (4, 5358075), (5, 4286460), (6, 3572050), (10, 2143230), (12, 1786025), (15, 1428820), (20, 1071615), (25, 857292), (30, 714410), (50, 428646), (60, 357205), (75, 285764), (100, 214323), (150, 142882), (199, 107700), (300, 71441), (359, 59700), (398, 53850), (597, 35900), (718, 29850), (796, 26925), (995, 21540), (1077, 19900), (1194, 17950), (1436, 14925), (1795, 11940), (1990, 10770), (2154, 9950), (2388, 8975), (2985, 7180), (3590, 5970), (3980, 5385), (4308, 4975)]