21033216

素因数分解:

$2^8\times 3^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 66225600

約数和(自身を除く): 45192384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 179, 192, 204, 216, 256, 272, 288, 306, 358, 384, 408, 432, 459, 537, 544, 576, 612, 716, 768, 816, 864, 918, 1074, 1088, 1152, 1224, 1432, 1611, 1632, 1728, 1836, 2148, 2176, 2304, 2448, 2864, 3043, 3222, 3264, 3456, 3672, 4296, 4352, 4833, 4896, 5728, 6086, 6444, 6528, 6912, 7344, 8592, 9129, 9666, 9792, 11456, 12172, 12888, 13056, 14688, 17184, 18258, 19332, 19584, 22912, 24344, 25776, 27387, 29376, 34368, 36516, 38664, 39168, 45824, 48688, 51552, 54774, 58752, 68736, 73032, 77328, 82161, 97376, 103104, 109548, 117504, 137472, 146064, 154656, 164322, 194752, 206208, 219096, 292128, 309312, 328644, 389504, 412416, 438192, 584256, 618624, 657288, 779008, 876384, 1168512, 1237248, 1314576, 1752768, 2337024, 2629152, 3505536, 5258304, 7011072, 10516608, 21033216]

約数ペア:

[(1, 21033216), (2, 10516608), (3, 7011072), (4, 5258304), (6, 3505536), (8, 2629152), (9, 2337024), (12, 1752768), (16, 1314576), (17, 1237248), (18, 1168512), (24, 876384), (27, 779008), (32, 657288), (34, 618624), (36, 584256), (48, 438192), (51, 412416), (54, 389504), (64, 328644), (68, 309312), (72, 292128), (96, 219096), (102, 206208), (108, 194752), (128, 164322), (136, 154656), (144, 146064), (153, 137472), (179, 117504), (192, 109548), (204, 103104), (216, 97376), (256, 82161), (272, 77328), (288, 73032), (306, 68736), (358, 58752), (384, 54774), (408, 51552), (432, 48688), (459, 45824), (537, 39168), (544, 38664), (576, 36516), (612, 34368), (716, 29376), (768, 27387), (816, 25776), (864, 24344), (918, 22912), (1074, 19584), (1088, 19332), (1152, 18258), (1224, 17184), (1432, 14688), (1611, 13056), (1632, 12888), (1728, 12172), (1836, 11456), (2148, 9792), (2176, 9666), (2304, 9129), (2448, 8592), (2864, 7344), (3043, 6912), (3222, 6528), (3264, 6444), (3456, 6086), (3672, 5728), (4296, 4896), (4352, 4833)]