21185736

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6173}}^1$

素因数の和:6206

約数の個数: 64

約数和(自身を含む): 62233920

約数和(自身を除く): 41048184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 6173, 12346, 18519, 24692, 37038, 49384, 67903, 74076, 80249, 135806, 148152, 160498, 203709, 240747, 271612, 320996, 407418, 481494, 543224, 641992, 814836, 882739, 962988, 1629672, 1765478, 1925976, 2648217, 3530956, 5296434, 7061912, 10592868, 21185736]

約数ペア:

[(1, 21185736), (2, 10592868), (3, 7061912), (4, 5296434), (6, 3530956), (8, 2648217), (11, 1925976), (12, 1765478), (13, 1629672), (22, 962988), (24, 882739), (26, 814836), (33, 641992), (39, 543224), (44, 481494), (52, 407418), (66, 320996), (78, 271612), (88, 240747), (104, 203709), (132, 160498), (143, 148152), (156, 135806), (264, 80249), (286, 74076), (312, 67903), (429, 49384), (572, 37038), (858, 24692), (1144, 18519), (1716, 12346), (3432, 6173)]