21194316

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 44849844

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 23, 26, 33, 36, 39, 44, 46, 52, 66, 69, 78, 92, 99, 117, 132, 138, 143, 156, 179, 198, 207, 234, 253, 276, 286, 299, 358, 396, 414, 429, 468, 506, 537, 572, 598, 716, 759, 828, 858, 897, 1012, 1074, 1196, 1287, 1518, 1611, 1716, 1794, 1969, 2148, 2277, 2327, 2574, 2691, 3036, 3222, 3289, 3588, 3938, 4117, 4554, 4654, 5148, 5382, 5907, 6444, 6578, 6981, 7876, 8234, 9108, 9308, 9867, 10764, 11814, 12351, 13156, 13962, 16468, 17721, 19734, 20943, 23628, 24702, 25597, 27924, 29601, 35442, 37053, 39468, 41886, 45287, 49404, 51194, 53521, 59202, 70884, 74106, 76791, 83772, 90574, 102388, 107042, 118404, 135861, 148212, 153582, 160563, 181148, 214084, 230373, 271722, 307164, 321126, 407583, 460746, 481689, 543444, 588731, 642252, 815166, 921492, 963378, 1177462, 1630332, 1766193, 1926756, 2354924, 3532386, 5298579, 7064772, 10597158, 21194316]

約数ペア:

[(1, 21194316), (2, 10597158), (3, 7064772), (4, 5298579), (6, 3532386), (9, 2354924), (11, 1926756), (12, 1766193), (13, 1630332), (18, 1177462), (22, 963378), (23, 921492), (26, 815166), (33, 642252), (36, 588731), (39, 543444), (44, 481689), (46, 460746), (52, 407583), (66, 321126), (69, 307164), (78, 271722), (92, 230373), (99, 214084), (117, 181148), (132, 160563), (138, 153582), (143, 148212), (156, 135861), (179, 118404), (198, 107042), (207, 102388), (234, 90574), (253, 83772), (276, 76791), (286, 74106), (299, 70884), (358, 59202), (396, 53521), (414, 51194), (429, 49404), (468, 45287), (506, 41886), (537, 39468), (572, 37053), (598, 35442), (716, 29601), (759, 27924), (828, 25597), (858, 24702), (897, 23628), (1012, 20943), (1074, 19734), (1196, 17721), (1287, 16468), (1518, 13962), (1611, 13156), (1716, 12351), (1794, 11814), (1969, 10764), (2148, 9867), (2277, 9308), (2327, 9108), (2574, 8234), (2691, 7876), (3036, 6981), (3222, 6578), (3289, 6444), (3588, 5907), (3938, 5382), (4117, 5148), (4554, 4654)]