20921137344

素因数分解:

$2^6\times 3^2\times {\mathrm{3449}}^1\times {\mathrm{10531}}^1$

素因数の和:13998

約数の個数: 84

約数和(自身を含む): 59989745400

約数和(自身を除く): 39068608056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 3449, 6898, 10347, 10531, 13796, 20694, 21062, 27592, 31041, 31593, 41388, 42124, 55184, 62082, 63186, 82776, 84248, 94779, 110368, 124164, 126372, 165552, 168496, 189558, 220736, 248328, 252744, 331104, 336992, 379116, 496656, 505488, 662208, 673984, 758232, 993312, 1010976, 1516464, 1986624, 2021952, 3032928, 6065856, 36321419, 72642838, 108964257, 145285676, 217928514, 290571352, 326892771, 435857028, 581142704, 653785542, 871714056, 1162285408, 1307571084, 1743428112, 2324570816, 2615142168, 3486856224, 5230284336, 6973712448, 10460568672, 20921137344]

約数ペア:

[(1, 20921137344), (2, 10460568672), (3, 6973712448), (4, 5230284336), (6, 3486856224), (8, 2615142168), (9, 2324570816), (12, 1743428112), (16, 1307571084), (18, 1162285408), (24, 871714056), (32, 653785542), (36, 581142704), (48, 435857028), (64, 326892771), (72, 290571352), (96, 217928514), (144, 145285676), (192, 108964257), (288, 72642838), (576, 36321419), (3449, 6065856), (6898, 3032928), (10347, 2021952), (10531, 1986624), (13796, 1516464), (20694, 1010976), (21062, 993312), (27592, 758232), (31041, 673984), (31593, 662208), (41388, 505488), (42124, 496656), (55184, 379116), (62082, 336992), (63186, 331104), (82776, 252744), (84248, 248328), (94779, 220736), (110368, 189558), (124164, 168496), (126372, 165552)]