21171612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2083}}^1$

素因数の和:2119

約数の個数: 72

約数和(自身を含む): 62086528

約数和(自身を除く): 40914916

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2083, 2541, 3388, 4166, 5082, 6249, 8332, 10164, 12498, 14581, 22913, 24996, 29162, 43743, 45826, 58324, 68739, 87486, 91652, 137478, 160391, 174972, 252043, 274956, 320782, 481173, 504086, 641564, 756129, 962346, 1008172, 1512258, 1764301, 1924692, 3024516, 3528602, 5292903, 7057204, 10585806, 21171612]

約数ペア:

[(1, 21171612), (2, 10585806), (3, 7057204), (4, 5292903), (6, 3528602), (7, 3024516), (11, 1924692), (12, 1764301), (14, 1512258), (21, 1008172), (22, 962346), (28, 756129), (33, 641564), (42, 504086), (44, 481173), (66, 320782), (77, 274956), (84, 252043), (121, 174972), (132, 160391), (154, 137478), (231, 91652), (242, 87486), (308, 68739), (363, 58324), (462, 45826), (484, 43743), (726, 29162), (847, 24996), (924, 22913), (1452, 14581), (1694, 12498), (2083, 10164), (2541, 8332), (3388, 6249), (4166, 5082)]