21609360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{30013}}^1$

素因数の和:30032

約数の個数: 60

約数和(自身を含む): 72573852

約数和(自身を除く): 50964492

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 30013, 60026, 90039, 120052, 150065, 180078, 240104, 270117, 300130, 360156, 450195, 480208, 540234, 600260, 720312, 900390, 1080468, 1200520, 1350585, 1440624, 1800780, 2160936, 2401040, 2701170, 3601560, 4321872, 5402340, 7203120, 10804680, 21609360]

約数ペア:

[(1, 21609360), (2, 10804680), (3, 7203120), (4, 5402340), (5, 4321872), (6, 3601560), (8, 2701170), (9, 2401040), (10, 2160936), (12, 1800780), (15, 1440624), (16, 1350585), (18, 1200520), (20, 1080468), (24, 900390), (30, 720312), (36, 600260), (40, 540234), (45, 480208), (48, 450195), (60, 360156), (72, 300130), (80, 270117), (90, 240104), (120, 180078), (144, 150065), (180, 120052), (240, 90039), (360, 60026), (720, 30013)]