21580452846

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{46511}}^1$

素因数の和:46841

約数の個数: 48

約数和(自身を含む): 47344564800

約数和(自身を除く): 25764111954

約数列:

[1, 2, 3, 6, 9, 18, 149, 173, 298, 346, 447, 519, 894, 1038, 1341, 1557, 2682, 3114, 25777, 46511, 51554, 77331, 93022, 139533, 154662, 231993, 279066, 418599, 463986, 837198, 6930139, 8046403, 13860278, 16092806, 20790417, 24139209, 41580834, 48278418, 62371251, 72417627, 124742502, 144835254, 1198914047, 2397828094, 3596742141, 7193484282, 10790226423, 21580452846]

約数ペア:

[(1, 21580452846), (2, 10790226423), (3, 7193484282), (6, 3596742141), (9, 2397828094), (18, 1198914047), (149, 144835254), (173, 124742502), (298, 72417627), (346, 62371251), (447, 48278418), (519, 41580834), (894, 24139209), (1038, 20790417), (1341, 16092806), (1557, 13860278), (2682, 8046403), (3114, 6930139), (25777, 837198), (46511, 463986), (51554, 418599), (77331, 279066), (93022, 231993), (139533, 154662)]