21374388

素因数分解:

$2^2\times 3^3\times 7^3\times {\mathrm{577}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 64736000

約数和(自身を除く): 43361612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 343, 378, 441, 577, 588, 686, 756, 882, 1029, 1154, 1323, 1372, 1731, 1764, 2058, 2308, 2646, 3087, 3462, 4039, 4116, 5193, 5292, 6174, 6924, 8078, 9261, 10386, 12117, 12348, 15579, 16156, 18522, 20772, 24234, 28273, 31158, 36351, 37044, 48468, 56546, 62316, 72702, 84819, 109053, 113092, 145404, 169638, 197911, 218106, 254457, 339276, 395822, 436212, 508914, 593733, 763371, 791644, 1017828, 1187466, 1526742, 1781199, 2374932, 3053484, 3562398, 5343597, 7124796, 10687194, 21374388]

約数ペア:

[(1, 21374388), (2, 10687194), (3, 7124796), (4, 5343597), (6, 3562398), (7, 3053484), (9, 2374932), (12, 1781199), (14, 1526742), (18, 1187466), (21, 1017828), (27, 791644), (28, 763371), (36, 593733), (42, 508914), (49, 436212), (54, 395822), (63, 339276), (84, 254457), (98, 218106), (108, 197911), (126, 169638), (147, 145404), (189, 113092), (196, 109053), (252, 84819), (294, 72702), (343, 62316), (378, 56546), (441, 48468), (577, 37044), (588, 36351), (686, 31158), (756, 28273), (882, 24234), (1029, 20772), (1154, 18522), (1323, 16156), (1372, 15579), (1731, 12348), (1764, 12117), (2058, 10386), (2308, 9261), (2646, 8078), (3087, 6924), (3462, 6174), (4039, 5292), (4116, 5193)]