21961500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{11}}^4$

素因数の和:66

約数の個数: 120

約数和(自身を含む): 70346640

約数和(自身を除く): 48385140

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 121, 125, 132, 150, 165, 220, 242, 250, 275, 300, 330, 363, 375, 484, 500, 550, 605, 660, 726, 750, 825, 1100, 1210, 1331, 1375, 1452, 1500, 1650, 1815, 2420, 2662, 2750, 3025, 3300, 3630, 3993, 4125, 5324, 5500, 6050, 6655, 7260, 7986, 8250, 9075, 12100, 13310, 14641, 15125, 15972, 16500, 18150, 19965, 26620, 29282, 30250, 33275, 36300, 39930, 43923, 45375, 58564, 60500, 66550, 73205, 79860, 87846, 90750, 99825, 133100, 146410, 166375, 175692, 181500, 199650, 219615, 292820, 332750, 366025, 399300, 439230, 499125, 665500, 732050, 878460, 998250, 1098075, 1464100, 1830125, 1996500, 2196150, 3660250, 4392300, 5490375, 7320500, 10980750, 21961500]

約数ペア:

[(1, 21961500), (2, 10980750), (3, 7320500), (4, 5490375), (5, 4392300), (6, 3660250), (10, 2196150), (11, 1996500), (12, 1830125), (15, 1464100), (20, 1098075), (22, 998250), (25, 878460), (30, 732050), (33, 665500), (44, 499125), (50, 439230), (55, 399300), (60, 366025), (66, 332750), (75, 292820), (100, 219615), (110, 199650), (121, 181500), (125, 175692), (132, 166375), (150, 146410), (165, 133100), (220, 99825), (242, 90750), (250, 87846), (275, 79860), (300, 73205), (330, 66550), (363, 60500), (375, 58564), (484, 45375), (500, 43923), (550, 39930), (605, 36300), (660, 33275), (726, 30250), (750, 29282), (825, 26620), (1100, 19965), (1210, 18150), (1331, 16500), (1375, 15972), (1452, 15125), (1500, 14641), (1650, 13310), (1815, 12100), (2420, 9075), (2662, 8250), (2750, 7986), (3025, 7260), (3300, 6655), (3630, 6050), (3993, 5500), (4125, 5324)]