21764214

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{3631}}^1$

素因数の和:3682

約数の個数: 40

約数和(自身を含む): 50099808

約数和(自身を除く): 28335594

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 666, 999, 1998, 2997, 3631, 5994, 7262, 10893, 21786, 32679, 65358, 98037, 134347, 196074, 268694, 294111, 403041, 588222, 806082, 1209123, 2418246, 3627369, 7254738, 10882107, 21764214]

約数ペア:

[(1, 21764214), (2, 10882107), (3, 7254738), (6, 3627369), (9, 2418246), (18, 1209123), (27, 806082), (37, 588222), (54, 403041), (74, 294111), (81, 268694), (111, 196074), (162, 134347), (222, 98037), (333, 65358), (666, 32679), (999, 21786), (1998, 10893), (2997, 7262), (3631, 5994)]