2121830984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{17881}}^1$

素因数の和:18070

約数の個数: 64

約数和(自身を含む): 4926848640

約数和(自身を除く): 2805017656

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 163, 182, 326, 364, 652, 728, 1141, 1304, 2119, 2282, 4238, 4564, 8476, 9128, 14833, 16952, 17881, 29666, 35762, 59332, 71524, 118664, 125167, 143048, 232453, 250334, 464906, 500668, 929812, 1001336, 1627171, 1859624, 2914603, 3254342, 5829206, 6508684, 11658412, 13017368, 20402221, 23316824, 37889839, 40804442, 75779678, 81608884, 151559356, 163217768, 265228873, 303118712, 530457746, 1060915492, 2121830984]

約数ペア:

[(1, 2121830984), (2, 1060915492), (4, 530457746), (7, 303118712), (8, 265228873), (13, 163217768), (14, 151559356), (26, 81608884), (28, 75779678), (52, 40804442), (56, 37889839), (91, 23316824), (104, 20402221), (163, 13017368), (182, 11658412), (326, 6508684), (364, 5829206), (652, 3254342), (728, 2914603), (1141, 1859624), (1304, 1627171), (2119, 1001336), (2282, 929812), (4238, 500668), (4564, 464906), (8476, 250334), (9128, 232453), (14833, 143048), (16952, 125167), (17881, 118664), (29666, 71524), (35762, 59332)]