21721104

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:517

約数の個数: 120

約数和(自身を含む): 67897440

約数和(自身を除く): 46176336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 34, 36, 38, 48, 51, 57, 68, 72, 76, 102, 114, 136, 144, 152, 153, 171, 204, 228, 272, 304, 306, 323, 342, 408, 456, 467, 612, 646, 684, 816, 912, 934, 969, 1224, 1292, 1368, 1401, 1868, 1938, 2448, 2584, 2736, 2802, 2907, 3736, 3876, 4203, 5168, 5604, 5814, 7472, 7752, 7939, 8406, 8873, 11208, 11628, 15504, 15878, 16812, 17746, 22416, 23256, 23817, 26619, 31756, 33624, 35492, 46512, 47634, 53238, 63512, 67248, 70984, 71451, 79857, 95268, 106476, 127024, 141968, 142902, 150841, 159714, 190536, 212952, 285804, 301682, 319428, 381072, 425904, 452523, 571608, 603364, 638856, 905046, 1143216, 1206728, 1277712, 1357569, 1810092, 2413456, 2715138, 3620184, 5430276, 7240368, 10860552, 21721104]

約数ペア:

[(1, 21721104), (2, 10860552), (3, 7240368), (4, 5430276), (6, 3620184), (8, 2715138), (9, 2413456), (12, 1810092), (16, 1357569), (17, 1277712), (18, 1206728), (19, 1143216), (24, 905046), (34, 638856), (36, 603364), (38, 571608), (48, 452523), (51, 425904), (57, 381072), (68, 319428), (72, 301682), (76, 285804), (102, 212952), (114, 190536), (136, 159714), (144, 150841), (152, 142902), (153, 141968), (171, 127024), (204, 106476), (228, 95268), (272, 79857), (304, 71451), (306, 70984), (323, 67248), (342, 63512), (408, 53238), (456, 47634), (467, 46512), (612, 35492), (646, 33624), (684, 31756), (816, 26619), (912, 23817), (934, 23256), (969, 22416), (1224, 17746), (1292, 16812), (1368, 15878), (1401, 15504), (1868, 11628), (1938, 11208), (2448, 8873), (2584, 8406), (2736, 7939), (2802, 7752), (2907, 7472), (3736, 5814), (3876, 5604), (4203, 5168)]