21075228

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{2243}}^1$

素因数の和:2288

約数の個数: 60

約数和(自身を含む): 57020040

約数和(自身を除く): 35944812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 261, 324, 348, 522, 783, 1044, 1566, 2243, 2349, 3132, 4486, 4698, 6729, 8972, 9396, 13458, 20187, 26916, 40374, 60561, 65047, 80748, 121122, 130094, 181683, 195141, 242244, 260188, 363366, 390282, 585423, 726732, 780564, 1170846, 1756269, 2341692, 3512538, 5268807, 7025076, 10537614, 21075228]

約数ペア:

[(1, 21075228), (2, 10537614), (3, 7025076), (4, 5268807), (6, 3512538), (9, 2341692), (12, 1756269), (18, 1170846), (27, 780564), (29, 726732), (36, 585423), (54, 390282), (58, 363366), (81, 260188), (87, 242244), (108, 195141), (116, 181683), (162, 130094), (174, 121122), (261, 80748), (324, 65047), (348, 60561), (522, 40374), (783, 26916), (1044, 20187), (1566, 13458), (2243, 9396), (2349, 8972), (3132, 6729), (4486, 4698)]