21959496

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:863

約数の個数: 96

約数和(自身を含む): 66339000

約数和(自身を除く): 44379504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 29, 36, 39, 52, 58, 72, 78, 87, 104, 116, 117, 156, 174, 232, 234, 261, 312, 348, 377, 468, 522, 696, 754, 809, 936, 1044, 1131, 1508, 1618, 2088, 2262, 2427, 3016, 3236, 3393, 4524, 4854, 6472, 6786, 7281, 9048, 9708, 10517, 13572, 14562, 19416, 21034, 23461, 27144, 29124, 31551, 42068, 46922, 58248, 63102, 70383, 84136, 93844, 94653, 126204, 140766, 187688, 189306, 211149, 252408, 281532, 304993, 378612, 422298, 563064, 609986, 757224, 844596, 914979, 1219972, 1689192, 1829958, 2439944, 2744937, 3659916, 5489874, 7319832, 10979748, 21959496]

約数ペア:

[(1, 21959496), (2, 10979748), (3, 7319832), (4, 5489874), (6, 3659916), (8, 2744937), (9, 2439944), (12, 1829958), (13, 1689192), (18, 1219972), (24, 914979), (26, 844596), (29, 757224), (36, 609986), (39, 563064), (52, 422298), (58, 378612), (72, 304993), (78, 281532), (87, 252408), (104, 211149), (116, 189306), (117, 187688), (156, 140766), (174, 126204), (232, 94653), (234, 93844), (261, 84136), (312, 70383), (348, 63102), (377, 58248), (468, 46922), (522, 42068), (696, 31551), (754, 29124), (809, 27144), (936, 23461), (1044, 21034), (1131, 19416), (1508, 14562), (1618, 13572), (2088, 10517), (2262, 9708), (2427, 9048), (3016, 7281), (3236, 6786), (3393, 6472), (4524, 4854)]