21164861024

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{89633}}^1$

素因数の和:89847

約数の個数: 48

約数和(自身を含む): 42826408128

約数和(自身を除く): 21661547104

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 157, 188, 314, 376, 628, 752, 1256, 1504, 2512, 5024, 7379, 14758, 29516, 59032, 89633, 118064, 179266, 236128, 358532, 717064, 1434128, 2868256, 4212751, 8425502, 14072381, 16851004, 28144762, 33702008, 56289524, 67404016, 112579048, 134808032, 225158096, 450316192, 661401907, 1322803814, 2645607628, 5291215256, 10582430512, 21164861024]

約数ペア:

[(1, 21164861024), (2, 10582430512), (4, 5291215256), (8, 2645607628), (16, 1322803814), (32, 661401907), (47, 450316192), (94, 225158096), (157, 134808032), (188, 112579048), (314, 67404016), (376, 56289524), (628, 33702008), (752, 28144762), (1256, 16851004), (1504, 14072381), (2512, 8425502), (5024, 4212751), (7379, 2868256), (14758, 1434128), (29516, 717064), (59032, 358532), (89633, 236128), (118064, 179266)]