21370536

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^3\times {\mathrm{223}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 63947520

約数和(自身を除く): 42576984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 223, 242, 264, 363, 396, 446, 484, 669, 726, 792, 892, 968, 1089, 1331, 1338, 1452, 1784, 2007, 2178, 2453, 2662, 2676, 2904, 3993, 4014, 4356, 4906, 5324, 5352, 7359, 7986, 8028, 8712, 9812, 10648, 11979, 14718, 15972, 16056, 19624, 22077, 23958, 26983, 29436, 31944, 44154, 47916, 53966, 58872, 80949, 88308, 95832, 107932, 161898, 176616, 215864, 242847, 296813, 323796, 485694, 593626, 647592, 890439, 971388, 1187252, 1780878, 1942776, 2374504, 2671317, 3561756, 5342634, 7123512, 10685268, 21370536]

約数ペア:

[(1, 21370536), (2, 10685268), (3, 7123512), (4, 5342634), (6, 3561756), (8, 2671317), (9, 2374504), (11, 1942776), (12, 1780878), (18, 1187252), (22, 971388), (24, 890439), (33, 647592), (36, 593626), (44, 485694), (66, 323796), (72, 296813), (88, 242847), (99, 215864), (121, 176616), (132, 161898), (198, 107932), (223, 95832), (242, 88308), (264, 80949), (363, 58872), (396, 53966), (446, 47916), (484, 44154), (669, 31944), (726, 29436), (792, 26983), (892, 23958), (968, 22077), (1089, 19624), (1331, 16056), (1338, 15972), (1452, 14718), (1784, 11979), (2007, 10648), (2178, 9812), (2453, 8712), (2662, 8028), (2676, 7986), (2904, 7359), (3993, 5352), (4014, 5324), (4356, 4906)]