21083668288

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{61703}}^1$

素因数の和:62015

約数の個数: 56

約数和(自身を含む): 44197341120

約数和(自身を除く): 23113672832

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 281, 304, 562, 608, 1124, 1216, 2248, 4496, 5339, 8992, 10678, 17984, 21356, 42712, 61703, 85424, 123406, 170848, 246812, 341696, 493624, 987248, 1172357, 1974496, 2344714, 3948992, 4689428, 9378856, 17338543, 18757712, 34677086, 37515424, 69354172, 75030848, 138708344, 277416688, 329432317, 554833376, 658864634, 1109666752, 1317729268, 2635458536, 5270917072, 10541834144, 21083668288]

約数ペア:

[(1, 21083668288), (2, 10541834144), (4, 5270917072), (8, 2635458536), (16, 1317729268), (19, 1109666752), (32, 658864634), (38, 554833376), (64, 329432317), (76, 277416688), (152, 138708344), (281, 75030848), (304, 69354172), (562, 37515424), (608, 34677086), (1124, 18757712), (1216, 17338543), (2248, 9378856), (4496, 4689428), (5339, 3948992), (8992, 2344714), (10678, 1974496), (17984, 1172357), (21356, 987248), (42712, 493624), (61703, 341696), (85424, 246812), (123406, 170848)]