21092508

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^2\times {\mathrm{541}}^1$

素因数の和:592

約数の個数: 72

約数和(自身を含む): 57820560

約数和(自身を除く): 36728052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 361, 513, 541, 684, 722, 1026, 1082, 1083, 1444, 1623, 2052, 2164, 2166, 3246, 3249, 4332, 4869, 6492, 6498, 9738, 9747, 10279, 12996, 14607, 19476, 19494, 20558, 29214, 30837, 38988, 41116, 58428, 61674, 92511, 123348, 185022, 195301, 277533, 370044, 390602, 555066, 585903, 781204, 1110132, 1171806, 1757709, 2343612, 3515418, 5273127, 7030836, 10546254, 21092508]

約数ペア:

[(1, 21092508), (2, 10546254), (3, 7030836), (4, 5273127), (6, 3515418), (9, 2343612), (12, 1757709), (18, 1171806), (19, 1110132), (27, 781204), (36, 585903), (38, 555066), (54, 390602), (57, 370044), (76, 277533), (108, 195301), (114, 185022), (171, 123348), (228, 92511), (342, 61674), (361, 58428), (513, 41116), (541, 38988), (684, 30837), (722, 29214), (1026, 20558), (1082, 19494), (1083, 19476), (1444, 14607), (1623, 12996), (2052, 10279), (2164, 9747), (2166, 9738), (3246, 6498), (3249, 6492), (4332, 4869)]