21034521510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{206039}}^1$

素因数の和:206173

約数の個数: 64

約数和(自身を含む): 52337456640

約数和(自身を除く): 31302935130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 83, 123, 166, 205, 246, 249, 410, 415, 498, 615, 830, 1230, 1245, 2490, 3403, 6806, 10209, 17015, 20418, 34030, 51045, 102090, 206039, 412078, 618117, 1030195, 1236234, 2060390, 3090585, 6181170, 8447599, 16895198, 17101237, 25342797, 34202474, 42237995, 50685594, 51303711, 84475990, 85506185, 102607422, 126713985, 171012370, 253427970, 256518555, 513037110, 701150717, 1402301434, 2103452151, 3505753585, 4206904302, 7011507170, 10517260755, 21034521510]

約数ペア:

[(1, 21034521510), (2, 10517260755), (3, 7011507170), (5, 4206904302), (6, 3505753585), (10, 2103452151), (15, 1402301434), (30, 701150717), (41, 513037110), (82, 256518555), (83, 253427970), (123, 171012370), (166, 126713985), (205, 102607422), (246, 85506185), (249, 84475990), (410, 51303711), (415, 50685594), (498, 42237995), (615, 34202474), (830, 25342797), (1230, 17101237), (1245, 16895198), (2490, 8447599), (3403, 6181170), (6806, 3090585), (10209, 2060390), (17015, 1236234), (20418, 1030195), (34030, 618117), (51045, 412078), (102090, 206039)]