21907152

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 160

約数和(自身を含む): 70531200

約数和(自身を除く): 48624048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 27, 34, 36, 38, 48, 51, 54, 57, 68, 72, 76, 102, 108, 114, 136, 144, 152, 153, 157, 171, 204, 216, 228, 272, 304, 306, 314, 323, 342, 408, 432, 456, 459, 471, 513, 612, 628, 646, 684, 816, 912, 918, 942, 969, 1026, 1224, 1256, 1292, 1368, 1413, 1836, 1884, 1938, 2052, 2448, 2512, 2584, 2669, 2736, 2826, 2907, 2983, 3672, 3768, 3876, 4104, 4239, 5168, 5338, 5652, 5814, 5966, 7344, 7536, 7752, 8007, 8208, 8478, 8721, 8949, 10676, 11304, 11628, 11932, 15504, 16014, 16956, 17442, 17898, 21352, 22608, 23256, 23864, 24021, 26847, 32028, 33912, 34884, 35796, 42704, 46512, 47728, 48042, 50711, 53694, 64056, 67824, 69768, 71592, 72063, 80541, 96084, 101422, 107388, 128112, 139536, 143184, 144126, 152133, 161082, 192168, 202844, 214776, 288252, 304266, 322164, 384336, 405688, 429552, 456399, 576504, 608532, 644328, 811376, 912798, 1153008, 1217064, 1288656, 1369197, 1825596, 2434128, 2738394, 3651192, 5476788, 7302384, 10953576, 21907152]

約数ペア:

[(1, 21907152), (2, 10953576), (3, 7302384), (4, 5476788), (6, 3651192), (8, 2738394), (9, 2434128), (12, 1825596), (16, 1369197), (17, 1288656), (18, 1217064), (19, 1153008), (24, 912798), (27, 811376), (34, 644328), (36, 608532), (38, 576504), (48, 456399), (51, 429552), (54, 405688), (57, 384336), (68, 322164), (72, 304266), (76, 288252), (102, 214776), (108, 202844), (114, 192168), (136, 161082), (144, 152133), (152, 144126), (153, 143184), (157, 139536), (171, 128112), (204, 107388), (216, 101422), (228, 96084), (272, 80541), (304, 72063), (306, 71592), (314, 69768), (323, 67824), (342, 64056), (408, 53694), (432, 50711), (456, 48042), (459, 47728), (471, 46512), (513, 42704), (612, 35796), (628, 34884), (646, 33912), (684, 32028), (816, 26847), (912, 24021), (918, 23864), (942, 23256), (969, 22608), (1026, 21352), (1224, 17898), (1256, 17442), (1292, 16956), (1368, 16014), (1413, 15504), (1836, 11932), (1884, 11628), (1938, 11304), (2052, 10676), (2448, 8949), (2512, 8721), (2584, 8478), (2669, 8208), (2736, 8007), (2826, 7752), (2907, 7536), (2983, 7344), (3672, 5966), (3768, 5814), (3876, 5652), (4104, 5338), (4239, 5168)]