21264768

素因数分解:

$2^7\times 3^4\times 7^1\times {\mathrm{293}}^1$

素因数の和:326

約数の個数: 160

約数和(自身を含む): 72570960

約数和(自身を除く): 51306192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 288, 293, 324, 336, 378, 384, 432, 448, 504, 567, 576, 586, 648, 672, 756, 864, 879, 896, 1008, 1134, 1152, 1172, 1296, 1344, 1512, 1728, 1758, 2016, 2051, 2268, 2344, 2592, 2637, 2688, 3024, 3456, 3516, 4032, 4102, 4536, 4688, 5184, 5274, 6048, 6153, 7032, 7911, 8064, 8204, 9072, 9376, 10368, 10548, 12096, 12306, 14064, 15822, 16408, 18144, 18459, 18752, 21096, 23733, 24192, 24612, 28128, 31644, 32816, 36288, 36918, 37504, 42192, 47466, 49224, 55377, 56256, 63288, 65632, 72576, 73836, 84384, 94932, 98448, 110754, 112512, 126576, 131264, 147672, 166131, 168768, 189864, 196896, 221508, 253152, 262528, 295344, 332262, 337536, 379728, 393792, 443016, 506304, 590688, 664524, 759456, 787584, 886032, 1012608, 1181376, 1329048, 1518912, 1772064, 2362752, 2658096, 3037824, 3544128, 5316192, 7088256, 10632384, 21264768]

約数ペア:

[(1, 21264768), (2, 10632384), (3, 7088256), (4, 5316192), (6, 3544128), (7, 3037824), (8, 2658096), (9, 2362752), (12, 1772064), (14, 1518912), (16, 1329048), (18, 1181376), (21, 1012608), (24, 886032), (27, 787584), (28, 759456), (32, 664524), (36, 590688), (42, 506304), (48, 443016), (54, 393792), (56, 379728), (63, 337536), (64, 332262), (72, 295344), (81, 262528), (84, 253152), (96, 221508), (108, 196896), (112, 189864), (126, 168768), (128, 166131), (144, 147672), (162, 131264), (168, 126576), (189, 112512), (192, 110754), (216, 98448), (224, 94932), (252, 84384), (288, 73836), (293, 72576), (324, 65632), (336, 63288), (378, 56256), (384, 55377), (432, 49224), (448, 47466), (504, 42192), (567, 37504), (576, 36918), (586, 36288), (648, 32816), (672, 31644), (756, 28128), (864, 24612), (879, 24192), (896, 23733), (1008, 21096), (1134, 18752), (1152, 18459), (1172, 18144), (1296, 16408), (1344, 15822), (1512, 14064), (1728, 12306), (1758, 12096), (2016, 10548), (2051, 10368), (2268, 9376), (2344, 9072), (2592, 8204), (2637, 8064), (2688, 7911), (3024, 7032), (3456, 6153), (3516, 6048), (4032, 5274), (4102, 5184), (4536, 4688)]