21803400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{12113}}^1$

素因数の和:12135

約数の個数: 72

約数和(自身を含む): 73229130

約数和(自身を除く): 51425730

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 12113, 24226, 36339, 48452, 60565, 72678, 96904, 109017, 121130, 145356, 181695, 218034, 242260, 290712, 302825, 363390, 436068, 484520, 545085, 605650, 726780, 872136, 908475, 1090170, 1211300, 1453560, 1816950, 2180340, 2422600, 2725425, 3633900, 4360680, 5450850, 7267800, 10901700, 21803400]

約数ペア:

[(1, 21803400), (2, 10901700), (3, 7267800), (4, 5450850), (5, 4360680), (6, 3633900), (8, 2725425), (9, 2422600), (10, 2180340), (12, 1816950), (15, 1453560), (18, 1211300), (20, 1090170), (24, 908475), (25, 872136), (30, 726780), (36, 605650), (40, 545085), (45, 484520), (50, 436068), (60, 363390), (72, 302825), (75, 290712), (90, 242260), (100, 218034), (120, 181695), (150, 145356), (180, 121130), (200, 109017), (225, 96904), (300, 72678), (360, 60565), (450, 48452), (600, 36339), (900, 24226), (1800, 12113)]