21930496

素因数分解:

$2^9\times 7^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 80

約数和(自身を含む): 52050240

約数和(自身を除く): 30119744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 211, 224, 232, 256, 406, 422, 448, 464, 512, 812, 844, 896, 928, 1477, 1624, 1688, 1792, 1856, 2954, 3248, 3376, 3584, 3712, 5908, 6119, 6496, 6752, 7424, 11816, 12238, 12992, 13504, 14848, 23632, 24476, 25984, 27008, 42833, 47264, 48952, 51968, 54016, 85666, 94528, 97904, 103936, 108032, 171332, 189056, 195808, 342664, 378112, 391616, 685328, 756224, 783232, 1370656, 1566464, 2741312, 3132928, 5482624, 10965248, 21930496]

約数ペア:

[(1, 21930496), (2, 10965248), (4, 5482624), (7, 3132928), (8, 2741312), (14, 1566464), (16, 1370656), (28, 783232), (29, 756224), (32, 685328), (56, 391616), (58, 378112), (64, 342664), (112, 195808), (116, 189056), (128, 171332), (203, 108032), (211, 103936), (224, 97904), (232, 94528), (256, 85666), (406, 54016), (422, 51968), (448, 48952), (464, 47264), (512, 42833), (812, 27008), (844, 25984), (896, 24476), (928, 23632), (1477, 14848), (1624, 13504), (1688, 12992), (1792, 12238), (1856, 11816), (2954, 7424), (3248, 6752), (3376, 6496), (3584, 6119), (3712, 5908)]