21090660696

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{686009}}^1$

素因数の和:686089

約数の個数: 96

約数和(自身を含む): 66350887200

約数和(自身を除く): 45260226504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 61, 63, 72, 84, 122, 126, 168, 183, 244, 252, 366, 427, 488, 504, 549, 732, 854, 1098, 1281, 1464, 1708, 2196, 2562, 3416, 3843, 4392, 5124, 7686, 10248, 15372, 30744, 686009, 1372018, 2058027, 2744036, 4116054, 4802063, 5488072, 6174081, 8232108, 9604126, 12348162, 14406189, 16464216, 19208252, 24696324, 28812378, 38416504, 41846549, 43218567, 49392648, 57624756, 83693098, 86437134, 115249512, 125539647, 167386196, 172874268, 251079294, 292925843, 334772392, 345748536, 376618941, 502158588, 585851686, 753237882, 878777529, 1004317176, 1171703372, 1506475764, 1757555058, 2343406744, 2636332587, 3012951528, 3515110116, 5272665174, 7030220232, 10545330348, 21090660696]

約数ペア:

[(1, 21090660696), (2, 10545330348), (3, 7030220232), (4, 5272665174), (6, 3515110116), (7, 3012951528), (8, 2636332587), (9, 2343406744), (12, 1757555058), (14, 1506475764), (18, 1171703372), (21, 1004317176), (24, 878777529), (28, 753237882), (36, 585851686), (42, 502158588), (56, 376618941), (61, 345748536), (63, 334772392), (72, 292925843), (84, 251079294), (122, 172874268), (126, 167386196), (168, 125539647), (183, 115249512), (244, 86437134), (252, 83693098), (366, 57624756), (427, 49392648), (488, 43218567), (504, 41846549), (549, 38416504), (732, 28812378), (854, 24696324), (1098, 19208252), (1281, 16464216), (1464, 14406189), (1708, 12348162), (2196, 9604126), (2562, 8232108), (3416, 6174081), (3843, 5488072), (4392, 4802063), (5124, 4116054), (7686, 2744036), (10248, 2058027), (15372, 1372018), (30744, 686009)]