21954996

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 65882880

約数和(自身を除く): 43927884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 113, 126, 189, 226, 252, 257, 339, 378, 452, 514, 678, 756, 771, 791, 1017, 1028, 1356, 1542, 1582, 1799, 2034, 2313, 2373, 3051, 3084, 3164, 3598, 4068, 4626, 4746, 5397, 6102, 6939, 7119, 7196, 9252, 9492, 10794, 12204, 13878, 14238, 16191, 21357, 21588, 27756, 28476, 29041, 32382, 42714, 48573, 58082, 64764, 85428, 87123, 97146, 116164, 174246, 194292, 203287, 261369, 348492, 406574, 522738, 609861, 784107, 813148, 1045476, 1219722, 1568214, 1829583, 2439444, 3136428, 3659166, 5488749, 7318332, 10977498, 21954996]

約数ペア:

[(1, 21954996), (2, 10977498), (3, 7318332), (4, 5488749), (6, 3659166), (7, 3136428), (9, 2439444), (12, 1829583), (14, 1568214), (18, 1219722), (21, 1045476), (27, 813148), (28, 784107), (36, 609861), (42, 522738), (54, 406574), (63, 348492), (84, 261369), (108, 203287), (113, 194292), (126, 174246), (189, 116164), (226, 97146), (252, 87123), (257, 85428), (339, 64764), (378, 58082), (452, 48573), (514, 42714), (678, 32382), (756, 29041), (771, 28476), (791, 27756), (1017, 21588), (1028, 21357), (1356, 16191), (1542, 14238), (1582, 13878), (1799, 12204), (2034, 10794), (2313, 9492), (2373, 9252), (3051, 7196), (3084, 7119), (3164, 6939), (3598, 6102), (4068, 5397), (4626, 4746)]