21772036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2239}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 47416320

約数和(自身を除く): 25644284

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2239, 2431, 4478, 4862, 8956, 9724, 24629, 29107, 38063, 49258, 58214, 76126, 98516, 116428, 152252, 320177, 418693, 494819, 640354, 837386, 989638, 1280708, 1674772, 1979276, 5443009, 10886018, 21772036]

約数ペア:

[(1, 21772036), (2, 10886018), (4, 5443009), (11, 1979276), (13, 1674772), (17, 1280708), (22, 989638), (26, 837386), (34, 640354), (44, 494819), (52, 418693), (68, 320177), (143, 152252), (187, 116428), (221, 98516), (286, 76126), (374, 58214), (442, 49258), (572, 38063), (748, 29107), (884, 24629), (2239, 9724), (2431, 8956), (4478, 4862)]