21187776

素因数分解:

$2^6\times 3^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:749

約数の個数: 56

約数和(自身を含む): 56432704

約数和(自身を除く): 35244928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 211, 422, 523, 633, 844, 1046, 1266, 1569, 1688, 2092, 2532, 3138, 3376, 4184, 5064, 6276, 6752, 8368, 10128, 12552, 13504, 16736, 20256, 25104, 33472, 40512, 50208, 100416, 110353, 220706, 331059, 441412, 662118, 882824, 1324236, 1765648, 2648472, 3531296, 5296944, 7062592, 10593888, 21187776]

約数ペア:

[(1, 21187776), (2, 10593888), (3, 7062592), (4, 5296944), (6, 3531296), (8, 2648472), (12, 1765648), (16, 1324236), (24, 882824), (32, 662118), (48, 441412), (64, 331059), (96, 220706), (192, 110353), (211, 100416), (422, 50208), (523, 40512), (633, 33472), (844, 25104), (1046, 20256), (1266, 16736), (1569, 13504), (1688, 12552), (2092, 10128), (2532, 8368), (3138, 6752), (3376, 6276), (4184, 5064)]