21573376

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 48271104

約数和(自身を除く): 26697728

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 64, 88, 94, 128, 163, 176, 188, 256, 326, 352, 376, 517, 652, 704, 752, 1034, 1304, 1408, 1504, 1793, 2068, 2608, 2816, 3008, 3586, 4136, 5216, 6016, 7172, 7661, 8272, 10432, 12032, 14344, 15322, 16544, 20864, 28688, 30644, 33088, 41728, 57376, 61288, 66176, 84271, 114752, 122576, 132352, 168542, 229504, 245152, 337084, 459008, 490304, 674168, 980608, 1348336, 1961216, 2696672, 5393344, 10786688, 21573376]

約数ペア:

[(1, 21573376), (2, 10786688), (4, 5393344), (8, 2696672), (11, 1961216), (16, 1348336), (22, 980608), (32, 674168), (44, 490304), (47, 459008), (64, 337084), (88, 245152), (94, 229504), (128, 168542), (163, 132352), (176, 122576), (188, 114752), (256, 84271), (326, 66176), (352, 61288), (376, 57376), (517, 41728), (652, 33088), (704, 30644), (752, 28688), (1034, 20864), (1304, 16544), (1408, 15322), (1504, 14344), (1793, 12032), (2068, 10432), (2608, 8272), (2816, 7661), (3008, 7172), (3586, 6016), (4136, 5216)]