21859896

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 56908800

約数和(自身を除く): 35048904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 103, 111, 148, 206, 222, 239, 296, 309, 412, 444, 478, 618, 717, 824, 888, 956, 1236, 1434, 1912, 2472, 2868, 3811, 5736, 7622, 8843, 11433, 15244, 17686, 22866, 24617, 26529, 30488, 35372, 45732, 49234, 53058, 70744, 73851, 91464, 98468, 106116, 147702, 196936, 212232, 295404, 590808, 910829, 1821658, 2732487, 3643316, 5464974, 7286632, 10929948, 21859896]

約数ペア:

[(1, 21859896), (2, 10929948), (3, 7286632), (4, 5464974), (6, 3643316), (8, 2732487), (12, 1821658), (24, 910829), (37, 590808), (74, 295404), (103, 212232), (111, 196936), (148, 147702), (206, 106116), (222, 98468), (239, 91464), (296, 73851), (309, 70744), (412, 53058), (444, 49234), (478, 45732), (618, 35372), (717, 30488), (824, 26529), (888, 24617), (956, 22866), (1236, 17686), (1434, 15244), (1912, 11433), (2472, 8843), (2868, 7622), (3811, 5736)]