21211508712

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{2273}}^1\times {\mathrm{8273}}^1$

素因数の和:10602

約数の個数: 64

約数和(自身を含む): 54187418880

約数和(自身を除く): 32975910168

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 2273, 4546, 6819, 8273, 9092, 13638, 16546, 18184, 24819, 27276, 33092, 49638, 54552, 66184, 99276, 106831, 198552, 213662, 320493, 388831, 427324, 640986, 777662, 854648, 1166493, 1281972, 1555324, 2332986, 2563944, 3110648, 4665972, 9331944, 18804529, 37609058, 56413587, 75218116, 112827174, 150436232, 225654348, 451308696, 883812863, 1767625726, 2651438589, 3535251452, 5302877178, 7070502904, 10605754356, 21211508712]

約数ペア:

[(1, 21211508712), (2, 10605754356), (3, 7070502904), (4, 5302877178), (6, 3535251452), (8, 2651438589), (12, 1767625726), (24, 883812863), (47, 451308696), (94, 225654348), (141, 150436232), (188, 112827174), (282, 75218116), (376, 56413587), (564, 37609058), (1128, 18804529), (2273, 9331944), (4546, 4665972), (6819, 3110648), (8273, 2563944), (9092, 2332986), (13638, 1555324), (16546, 1281972), (18184, 1166493), (24819, 854648), (27276, 777662), (33092, 640986), (49638, 427324), (54552, 388831), (66184, 320493), (99276, 213662), (106831, 198552)]