21645792

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{1193}}^1$

素因数の和:1222

約数の個数: 120

約数和(自身を含む): 72814896

約数和(自身を除く): 51169104

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, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1193, 1296, 1512, 2016, 2268, 2386, 2592, 3024, 3579, 4536, 4772, 6048, 7158, 8351, 9072, 9544, 10737, 14316, 16702, 18144, 19088, 21474, 25053, 28632, 32211, 33404, 38176, 42948, 50106, 57264, 64422, 66808, 75159, 85896, 96633, 100212, 114528, 128844, 133616, 150318, 171792, 193266, 200424, 225477, 257688, 267232, 300636, 343584, 386532, 400848, 450954, 515376, 601272, 676431, 773064, 801696, 901908, 1030752, 1202544, 1352862, 1546128, 1803816, 2405088, 2705724, 3092256, 3607632, 5411448, 7215264, 10822896, 21645792]

約数ペア:

[(1, 21645792), (2, 10822896), (3, 7215264), (4, 5411448), (6, 3607632), (7, 3092256), (8, 2705724), (9, 2405088), (12, 1803816), (14, 1546128), (16, 1352862), (18, 1202544), (21, 1030752), (24, 901908), (27, 801696), (28, 773064), (32, 676431), (36, 601272), (42, 515376), (48, 450954), (54, 400848), (56, 386532), (63, 343584), (72, 300636), (81, 267232), (84, 257688), (96, 225477), (108, 200424), (112, 193266), (126, 171792), (144, 150318), (162, 133616), (168, 128844), (189, 114528), (216, 100212), (224, 96633), (252, 85896), (288, 75159), (324, 66808), (336, 64422), (378, 57264), (432, 50106), (504, 42948), (567, 38176), (648, 33404), (672, 32211), (756, 28632), (864, 25053), (1008, 21474), (1134, 19088), (1193, 18144), (1296, 16702), (1512, 14316), (2016, 10737), (2268, 9544), (2386, 9072), (2592, 8351), (3024, 7158), (3579, 6048), (4536, 4772)]