21391690008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{14591}}^1$

素因数の和:14777

約数の個数: 128

約数和(自身を含む): 59619409920

約数和(自身を除く): 38227719912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 127, 148, 156, 222, 254, 296, 312, 381, 444, 481, 508, 762, 888, 962, 1016, 1443, 1524, 1651, 1924, 2886, 3048, 3302, 3848, 4699, 4953, 5772, 6604, 9398, 9906, 11544, 13208, 14097, 14591, 18796, 19812, 28194, 29182, 37592, 39624, 43773, 56388, 58364, 61087, 87546, 112776, 116728, 122174, 175092, 183261, 189683, 244348, 350184, 366522, 379366, 488696, 539867, 569049, 733044, 758732, 1079734, 1138098, 1466088, 1517464, 1619601, 1853057, 2159468, 2276196, 3239202, 3706114, 4318936, 4552392, 5559171, 6478404, 7018271, 7412228, 11118342, 12956808, 14036542, 14824456, 21054813, 22236684, 24089741, 28073084, 42109626, 44473368, 48179482, 56146168, 68563109, 72269223, 84219252, 96358964, 137126218, 144538446, 168438504, 192717928, 205689327, 274252436, 289076892, 411378654, 548504872, 578153784, 822757308, 891320417, 1645514616, 1782640834, 2673961251, 3565281668, 5347922502, 7130563336, 10695845004, 21391690008]

約数ペア:

[(1, 21391690008), (2, 10695845004), (3, 7130563336), (4, 5347922502), (6, 3565281668), (8, 2673961251), (12, 1782640834), (13, 1645514616), (24, 891320417), (26, 822757308), (37, 578153784), (39, 548504872), (52, 411378654), (74, 289076892), (78, 274252436), (104, 205689327), (111, 192717928), (127, 168438504), (148, 144538446), (156, 137126218), (222, 96358964), (254, 84219252), (296, 72269223), (312, 68563109), (381, 56146168), (444, 48179482), (481, 44473368), (508, 42109626), (762, 28073084), (888, 24089741), (962, 22236684), (1016, 21054813), (1443, 14824456), (1524, 14036542), (1651, 12956808), (1924, 11118342), (2886, 7412228), (3048, 7018271), (3302, 6478404), (3848, 5559171), (4699, 4552392), (4953, 4318936), (5772, 3706114), (6604, 3239202), (9398, 2276196), (9906, 2159468), (11544, 1853057), (13208, 1619601), (14097, 1517464), (14591, 1466088), (18796, 1138098), (19812, 1079734), (28194, 758732), (29182, 733044), (37592, 569049), (39624, 539867), (43773, 488696), (56388, 379366), (58364, 366522), (61087, 350184), (87546, 244348), (112776, 189683), (116728, 183261), (122174, 175092)]