21418776

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 128

約数和(自身を含む): 66528000

約数和(自身を除く): 45109224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 27, 34, 36, 38, 51, 54, 57, 68, 72, 76, 102, 108, 114, 136, 152, 153, 171, 204, 216, 228, 306, 307, 323, 342, 408, 456, 459, 513, 612, 614, 646, 684, 918, 921, 969, 1026, 1224, 1228, 1292, 1368, 1836, 1842, 1938, 2052, 2456, 2584, 2763, 2907, 3672, 3684, 3876, 4104, 5219, 5526, 5814, 5833, 7368, 7752, 8289, 8721, 10438, 11052, 11628, 11666, 15657, 16578, 17442, 17499, 20876, 22104, 23256, 23332, 31314, 33156, 34884, 34998, 41752, 46664, 46971, 52497, 62628, 66312, 69768, 69996, 93942, 99161, 104994, 125256, 139992, 140913, 157491, 187884, 198322, 209988, 281826, 297483, 314982, 375768, 396644, 419976, 563652, 594966, 629964, 793288, 892449, 1127304, 1189932, 1259928, 1784898, 2379864, 2677347, 3569796, 5354694, 7139592, 10709388, 21418776]

約数ペア:

[(1, 21418776), (2, 10709388), (3, 7139592), (4, 5354694), (6, 3569796), (8, 2677347), (9, 2379864), (12, 1784898), (17, 1259928), (18, 1189932), (19, 1127304), (24, 892449), (27, 793288), (34, 629964), (36, 594966), (38, 563652), (51, 419976), (54, 396644), (57, 375768), (68, 314982), (72, 297483), (76, 281826), (102, 209988), (108, 198322), (114, 187884), (136, 157491), (152, 140913), (153, 139992), (171, 125256), (204, 104994), (216, 99161), (228, 93942), (306, 69996), (307, 69768), (323, 66312), (342, 62628), (408, 52497), (456, 46971), (459, 46664), (513, 41752), (612, 34998), (614, 34884), (646, 33156), (684, 31314), (918, 23332), (921, 23256), (969, 22104), (1026, 20876), (1224, 17499), (1228, 17442), (1292, 16578), (1368, 15657), (1836, 11666), (1842, 11628), (1938, 11052), (2052, 10438), (2456, 8721), (2584, 8289), (2763, 7752), (2907, 7368), (3672, 5833), (3684, 5814), (3876, 5526), (4104, 5219)]