21582690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 33937950

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 101, 102, 170, 202, 255, 303, 419, 505, 510, 606, 838, 1010, 1257, 1515, 1717, 2095, 2514, 3030, 3434, 4190, 5151, 6285, 7123, 8585, 10302, 12570, 14246, 17170, 21369, 25755, 35615, 42319, 42738, 51510, 71230, 84638, 106845, 126957, 211595, 213690, 253914, 423190, 634785, 719423, 1269570, 1438846, 2158269, 3597115, 4316538, 7194230, 10791345, 21582690]

約数ペア:

[(1, 21582690), (2, 10791345), (3, 7194230), (5, 4316538), (6, 3597115), (10, 2158269), (15, 1438846), (17, 1269570), (30, 719423), (34, 634785), (51, 423190), (85, 253914), (101, 213690), (102, 211595), (170, 126957), (202, 106845), (255, 84638), (303, 71230), (419, 51510), (505, 42738), (510, 42319), (606, 35615), (838, 25755), (1010, 21369), (1257, 17170), (1515, 14246), (1717, 12570), (2095, 10302), (2514, 8585), (3030, 7123), (3434, 6285), (4190, 5151)]