211019214

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 498258432

約数和(自身を除く): 287239218

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 251, 259, 502, 518, 541, 753, 777, 1082, 1506, 1554, 1623, 1757, 3246, 3514, 3787, 5271, 7574, 9287, 10542, 11361, 18574, 20017, 22722, 27861, 40034, 55722, 60051, 65009, 120102, 130018, 135791, 140119, 195027, 271582, 280238, 390054, 407373, 420357, 814746, 840714, 950537, 1901074, 2851611, 5024267, 5703222, 10048534, 15072801, 30145602, 35169869, 70339738, 105509607, 211019214]

約数ペア:

[(1, 211019214), (2, 105509607), (3, 70339738), (6, 35169869), (7, 30145602), (14, 15072801), (21, 10048534), (37, 5703222), (42, 5024267), (74, 2851611), (111, 1901074), (222, 950537), (251, 840714), (259, 814746), (502, 420357), (518, 407373), (541, 390054), (753, 280238), (777, 271582), (1082, 195027), (1506, 140119), (1554, 135791), (1623, 130018), (1757, 120102), (3246, 65009), (3514, 60051), (3787, 55722), (5271, 40034), (7574, 27861), (9287, 22722), (10542, 20017), (11361, 18574)]