21608100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 71245440

約数和(自身を除く): 49637340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 90, 100, 106, 108, 135, 150, 151, 159, 180, 212, 225, 265, 270, 300, 302, 318, 450, 453, 477, 530, 540, 604, 636, 675, 755, 795, 900, 906, 954, 1060, 1325, 1350, 1359, 1431, 1510, 1590, 1812, 1908, 2265, 2385, 2650, 2700, 2718, 2862, 3020, 3180, 3775, 3975, 4077, 4530, 4770, 5300, 5436, 5724, 6795, 7155, 7550, 7950, 8003, 8154, 9060, 9540, 11325, 11925, 13590, 14310, 15100, 15900, 16006, 16308, 20385, 22650, 23850, 24009, 27180, 28620, 32012, 33975, 35775, 40015, 40770, 45300, 47700, 48018, 67950, 71550, 72027, 80030, 81540, 96036, 101925, 120045, 135900, 143100, 144054, 160060, 200075, 203850, 216081, 240090, 288108, 360135, 400150, 407700, 432162, 480180, 600225, 720270, 800300, 864324, 1080405, 1200450, 1440540, 1800675, 2160810, 2400900, 3601350, 4321620, 5402025, 7202700, 10804050, 21608100]

約数ペア:

[(1, 21608100), (2, 10804050), (3, 7202700), (4, 5402025), (5, 4321620), (6, 3601350), (9, 2400900), (10, 2160810), (12, 1800675), (15, 1440540), (18, 1200450), (20, 1080405), (25, 864324), (27, 800300), (30, 720270), (36, 600225), (45, 480180), (50, 432162), (53, 407700), (54, 400150), (60, 360135), (75, 288108), (90, 240090), (100, 216081), (106, 203850), (108, 200075), (135, 160060), (150, 144054), (151, 143100), (159, 135900), (180, 120045), (212, 101925), (225, 96036), (265, 81540), (270, 80030), (300, 72027), (302, 71550), (318, 67950), (450, 48018), (453, 47700), (477, 45300), (530, 40770), (540, 40015), (604, 35775), (636, 33975), (675, 32012), (755, 28620), (795, 27180), (900, 24009), (906, 23850), (954, 22650), (1060, 20385), (1325, 16308), (1350, 16006), (1359, 15900), (1431, 15100), (1510, 14310), (1590, 13590), (1812, 11925), (1908, 11325), (2265, 9540), (2385, 9060), (2650, 8154), (2700, 8003), (2718, 7950), (2862, 7550), (3020, 7155), (3180, 6795), (3775, 5724), (3975, 5436), (4077, 5300), (4530, 4770)]