21817992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2129}}^1$

素因数の和:2206

約数の個数: 64

約数和(自身を含む): 63388800

約数和(自身を除く): 41570808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2129, 2562, 3416, 4258, 5124, 6387, 8516, 10248, 12774, 14903, 17032, 25548, 29806, 44709, 51096, 59612, 89418, 119224, 129869, 178836, 259738, 357672, 389607, 519476, 779214, 909083, 1038952, 1558428, 1818166, 2727249, 3116856, 3636332, 5454498, 7272664, 10908996, 21817992]

約数ペア:

[(1, 21817992), (2, 10908996), (3, 7272664), (4, 5454498), (6, 3636332), (7, 3116856), (8, 2727249), (12, 1818166), (14, 1558428), (21, 1038952), (24, 909083), (28, 779214), (42, 519476), (56, 389607), (61, 357672), (84, 259738), (122, 178836), (168, 129869), (183, 119224), (244, 89418), (366, 59612), (427, 51096), (488, 44709), (732, 29806), (854, 25548), (1281, 17032), (1464, 14903), (1708, 12774), (2129, 10248), (2562, 8516), (3416, 6387), (4258, 5124)]