21613716

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{3511}}^1$

素因数の和:3546

約数の個数: 60

約数和(自身を含む): 59493280

約数和(自身を除く): 37879564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 3511, 6156, 7022, 10533, 14044, 21066, 31599, 42132, 63198, 66709, 94797, 126396, 133418, 189594, 200127, 266836, 284391, 379188, 400254, 568782, 600381, 800508, 1137564, 1200762, 1801143, 2401524, 3602286, 5403429, 7204572, 10806858, 21613716]

約数ペア:

[(1, 21613716), (2, 10806858), (3, 7204572), (4, 5403429), (6, 3602286), (9, 2401524), (12, 1801143), (18, 1200762), (19, 1137564), (27, 800508), (36, 600381), (38, 568782), (54, 400254), (57, 379188), (76, 284391), (81, 266836), (108, 200127), (114, 189594), (162, 133418), (171, 126396), (228, 94797), (324, 66709), (342, 63198), (513, 42132), (684, 31599), (1026, 21066), (1539, 14044), (2052, 10533), (3078, 7022), (3511, 6156)]