21263764492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{23767}}^1$

素因数の和:24070

約数の個数: 48

約数和(自身を含む): 40249681920

約数和(自身を除く): 18985917428

約数列:

[1, 2, 4, 17, 34, 59, 68, 118, 223, 236, 446, 892, 1003, 2006, 3791, 4012, 7582, 13157, 15164, 23767, 26314, 47534, 52628, 95068, 223669, 404039, 447338, 808078, 894676, 1402253, 1616156, 2804506, 5300041, 5609012, 10600082, 21200164, 23838301, 47676602, 90100697, 95353204, 180201394, 312702419, 360402788, 625404838, 1250809676, 5315941123, 10631882246, 21263764492]

約数ペア:

[(1, 21263764492), (2, 10631882246), (4, 5315941123), (17, 1250809676), (34, 625404838), (59, 360402788), (68, 312702419), (118, 180201394), (223, 95353204), (236, 90100697), (446, 47676602), (892, 23838301), (1003, 21200164), (2006, 10600082), (3791, 5609012), (4012, 5300041), (7582, 2804506), (13157, 1616156), (15164, 1402253), (23767, 894676), (26314, 808078), (47534, 447338), (52628, 404039), (95068, 223669)]