21746256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1061}}^1$

素因数の和:1140

約数の個数: 80

約数和(自身を含む): 65317248

約数和(自身を除く): 43570992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 976, 1061, 1281, 1464, 1708, 2122, 2562, 2928, 3183, 3416, 4244, 5124, 6366, 6832, 7427, 8488, 10248, 12732, 14854, 16976, 20496, 22281, 25464, 29708, 44562, 50928, 59416, 64721, 89124, 118832, 129442, 178248, 194163, 258884, 356496, 388326, 453047, 517768, 776652, 906094, 1035536, 1359141, 1553304, 1812188, 2718282, 3106608, 3624376, 5436564, 7248752, 10873128, 21746256]

約数ペア:

[(1, 21746256), (2, 10873128), (3, 7248752), (4, 5436564), (6, 3624376), (7, 3106608), (8, 2718282), (12, 1812188), (14, 1553304), (16, 1359141), (21, 1035536), (24, 906094), (28, 776652), (42, 517768), (48, 453047), (56, 388326), (61, 356496), (84, 258884), (112, 194163), (122, 178248), (168, 129442), (183, 118832), (244, 89124), (336, 64721), (366, 59416), (427, 50928), (488, 44562), (732, 29708), (854, 25464), (976, 22281), (1061, 20496), (1281, 16976), (1464, 14854), (1708, 12732), (2122, 10248), (2562, 8488), (2928, 7427), (3183, 6832), (3416, 6366), (4244, 5124)]