21496908

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{631}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 53512704

約数和(自身を除く): 32015796

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 167, 204, 334, 501, 631, 668, 1002, 1262, 1893, 2004, 2524, 2839, 3786, 5678, 7572, 8517, 10727, 11356, 17034, 21454, 32181, 34068, 42908, 64362, 105377, 128724, 210754, 316131, 421508, 632262, 1264524, 1791409, 3582818, 5374227, 7165636, 10748454, 21496908]

約数ペア:

[(1, 21496908), (2, 10748454), (3, 7165636), (4, 5374227), (6, 3582818), (12, 1791409), (17, 1264524), (34, 632262), (51, 421508), (68, 316131), (102, 210754), (167, 128724), (204, 105377), (334, 64362), (501, 42908), (631, 34068), (668, 32181), (1002, 21454), (1262, 17034), (1893, 11356), (2004, 10727), (2524, 8517), (2839, 7572), (3786, 5678)]