21121724928

素因数分解:

$2^9\times 3^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:898

約数の個数: 160

約数和(自身を含む): 57192410880

約数和(自身を除く): 36070685952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 128, 178, 192, 256, 267, 356, 367, 384, 421, 512, 534, 712, 734, 768, 842, 1068, 1101, 1263, 1424, 1468, 1536, 1684, 2136, 2202, 2526, 2848, 2936, 3368, 4272, 4404, 5052, 5696, 5872, 6736, 8544, 8808, 10104, 11392, 11744, 13472, 17088, 17616, 20208, 22784, 23488, 26944, 32663, 34176, 35232, 37469, 40416, 45568, 46976, 53888, 65326, 68352, 70464, 74938, 80832, 93952, 97989, 107776, 112407, 130652, 136704, 140928, 149876, 154507, 161664, 187904, 195978, 215552, 224814, 261304, 281856, 299752, 309014, 323328, 391956, 449628, 463521, 522608, 563712, 599504, 618028, 646656, 783912, 899256, 927042, 1045216, 1199008, 1236056, 1567824, 1798512, 1854084, 2090432, 2398016, 2472112, 3135648, 3597024, 3708168, 4180864, 4796032, 4944224, 6271296, 7194048, 7416336, 8361728, 9592064, 9888448, 12542592, 13751123, 14388096, 14832672, 16723456, 19184128, 19776896, 25085184, 27502246, 28776192, 29665344, 39553792, 41253369, 50170368, 55004492, 57552384, 59330688, 79107584, 82506738, 110008984, 118661376, 165013476, 220017968, 237322752, 330026952, 440035936, 660053904, 880071872, 1320107808, 1760143744, 2640215616, 3520287488, 5280431232, 7040574976, 10560862464, 21121724928]

約数ペア:

[(1, 21121724928), (2, 10560862464), (3, 7040574976), (4, 5280431232), (6, 3520287488), (8, 2640215616), (12, 1760143744), (16, 1320107808), (24, 880071872), (32, 660053904), (48, 440035936), (64, 330026952), (89, 237322752), (96, 220017968), (128, 165013476), (178, 118661376), (192, 110008984), (256, 82506738), (267, 79107584), (356, 59330688), (367, 57552384), (384, 55004492), (421, 50170368), (512, 41253369), (534, 39553792), (712, 29665344), (734, 28776192), (768, 27502246), (842, 25085184), (1068, 19776896), (1101, 19184128), (1263, 16723456), (1424, 14832672), (1468, 14388096), (1536, 13751123), (1684, 12542592), (2136, 9888448), (2202, 9592064), (2526, 8361728), (2848, 7416336), (2936, 7194048), (3368, 6271296), (4272, 4944224), (4404, 4796032), (5052, 4180864), (5696, 3708168), (5872, 3597024), (6736, 3135648), (8544, 2472112), (8808, 2398016), (10104, 2090432), (11392, 1854084), (11744, 1798512), (13472, 1567824), (17088, 1236056), (17616, 1199008), (20208, 1045216), (22784, 927042), (23488, 899256), (26944, 783912), (32663, 646656), (34176, 618028), (35232, 599504), (37469, 563712), (40416, 522608), (45568, 463521), (46976, 449628), (53888, 391956), (65326, 323328), (68352, 309014), (70464, 299752), (74938, 281856), (80832, 261304), (93952, 224814), (97989, 215552), (107776, 195978), (112407, 187904), (130652, 161664), (136704, 154507), (140928, 149876)]