21708900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{24121}}^1$

素因数の和:24141

約数の個数: 54

約数和(自身を含む): 68048162

約数和(自身を除く): 46339262

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 24121, 48242, 72363, 96484, 120605, 144726, 217089, 241210, 289452, 361815, 434178, 482420, 603025, 723630, 868356, 1085445, 1206050, 1447260, 1809075, 2170890, 2412100, 3618150, 4341780, 5427225, 7236300, 10854450, 21708900]

約数ペア:

[(1, 21708900), (2, 10854450), (3, 7236300), (4, 5427225), (5, 4341780), (6, 3618150), (9, 2412100), (10, 2170890), (12, 1809075), (15, 1447260), (18, 1206050), (20, 1085445), (25, 868356), (30, 723630), (36, 603025), (45, 482420), (50, 434178), (60, 361815), (75, 289452), (90, 241210), (100, 217089), (150, 144726), (180, 120605), (225, 96484), (300, 72363), (450, 48242), (900, 24121)]