21784692

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 52946432

約数和(自身を除く): 31161740

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 157, 186, 314, 372, 373, 471, 628, 746, 942, 1119, 1492, 1884, 2238, 4476, 4867, 9734, 11563, 14601, 19468, 23126, 29202, 34689, 46252, 58404, 58561, 69378, 117122, 138756, 175683, 234244, 351366, 702732, 1815391, 3630782, 5446173, 7261564, 10892346, 21784692]

約数ペア:

[(1, 21784692), (2, 10892346), (3, 7261564), (4, 5446173), (6, 3630782), (12, 1815391), (31, 702732), (62, 351366), (93, 234244), (124, 175683), (157, 138756), (186, 117122), (314, 69378), (372, 58561), (373, 58404), (471, 46252), (628, 34689), (746, 29202), (942, 23126), (1119, 19468), (1492, 14601), (1884, 11563), (2238, 9734), (4476, 4867)]