21982752

素因数分解:

$2^5\times 3^5\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 70997472

約数和(自身を除く): 49014720

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 198, 216, 243, 257, 264, 288, 297, 324, 352, 396, 432, 486, 514, 528, 594, 648, 771, 792, 864, 891, 972, 1028, 1056, 1188, 1296, 1542, 1584, 1782, 1944, 2056, 2313, 2376, 2592, 2673, 2827, 3084, 3168, 3564, 3888, 4112, 4626, 4752, 5346, 5654, 6168, 6939, 7128, 7776, 8224, 8481, 9252, 9504, 10692, 11308, 12336, 13878, 14256, 16962, 18504, 20817, 21384, 22616, 24672, 25443, 27756, 28512, 33924, 37008, 41634, 42768, 45232, 50886, 55512, 62451, 67848, 74016, 76329, 83268, 85536, 90464, 101772, 111024, 124902, 135696, 152658, 166536, 203544, 222048, 228987, 249804, 271392, 305316, 333072, 407088, 457974, 499608, 610632, 666144, 686961, 814176, 915948, 999216, 1221264, 1373922, 1831896, 1998432, 2442528, 2747844, 3663792, 5495688, 7327584, 10991376, 21982752]

約数ペア:

[(1, 21982752), (2, 10991376), (3, 7327584), (4, 5495688), (6, 3663792), (8, 2747844), (9, 2442528), (11, 1998432), (12, 1831896), (16, 1373922), (18, 1221264), (22, 999216), (24, 915948), (27, 814176), (32, 686961), (33, 666144), (36, 610632), (44, 499608), (48, 457974), (54, 407088), (66, 333072), (72, 305316), (81, 271392), (88, 249804), (96, 228987), (99, 222048), (108, 203544), (132, 166536), (144, 152658), (162, 135696), (176, 124902), (198, 111024), (216, 101772), (243, 90464), (257, 85536), (264, 83268), (288, 76329), (297, 74016), (324, 67848), (352, 62451), (396, 55512), (432, 50886), (486, 45232), (514, 42768), (528, 41634), (594, 37008), (648, 33924), (771, 28512), (792, 27756), (864, 25443), (891, 24672), (972, 22616), (1028, 21384), (1056, 20817), (1188, 18504), (1296, 16962), (1542, 14256), (1584, 13878), (1782, 12336), (1944, 11308), (2056, 10692), (2313, 9504), (2376, 9252), (2592, 8481), (2673, 8224), (2827, 7776), (3084, 7128), (3168, 6939), (3564, 6168), (3888, 5654), (4112, 5346), (4626, 4752)]