21991506

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1447}}^1$

素因数の和:1618

約数の個数: 32

約数和(自身を含む): 46915200

約数和(自身を除く): 24923694

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 149, 298, 447, 894, 1447, 2533, 2894, 4341, 5066, 7599, 8682, 15198, 24599, 49198, 73797, 147594, 215603, 431206, 646809, 1293618, 3665251, 7330502, 10995753, 21991506]

約数ペア:

[(1, 21991506), (2, 10995753), (3, 7330502), (6, 3665251), (17, 1293618), (34, 646809), (51, 431206), (102, 215603), (149, 147594), (298, 73797), (447, 49198), (894, 24599), (1447, 15198), (2533, 8682), (2894, 7599), (4341, 5066)]