21859860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3011}}^1$

素因数の和:3045

約数の個数: 72

約数和(自身を含む): 67300128

約数和(自身を除く): 45440268

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3011, 3630, 6022, 7260, 9033, 12044, 15055, 18066, 30110, 33121, 36132, 45165, 60220, 66242, 90330, 99363, 132484, 165605, 180660, 198726, 331210, 364331, 397452, 496815, 662420, 728662, 993630, 1092993, 1457324, 1821655, 1987260, 2185986, 3643310, 4371972, 5464965, 7286620, 10929930, 21859860]

約数ペア:

[(1, 21859860), (2, 10929930), (3, 7286620), (4, 5464965), (5, 4371972), (6, 3643310), (10, 2185986), (11, 1987260), (12, 1821655), (15, 1457324), (20, 1092993), (22, 993630), (30, 728662), (33, 662420), (44, 496815), (55, 397452), (60, 364331), (66, 331210), (110, 198726), (121, 180660), (132, 165605), (165, 132484), (220, 99363), (242, 90330), (330, 66242), (363, 60220), (484, 45165), (605, 36132), (660, 33121), (726, 30110), (1210, 18066), (1452, 15055), (1815, 12044), (2420, 9033), (3011, 7260), (3630, 6022)]