21060032

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1669

約数の個数: 56

約数和(自身を含む): 49438560

約数和(自身を除く): 28378528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 928, 1621, 1624, 1856, 3242, 3248, 6484, 6496, 11347, 12968, 12992, 22694, 25936, 45388, 47009, 51872, 90776, 94018, 103744, 181552, 188036, 329063, 363104, 376072, 658126, 726208, 752144, 1316252, 1504288, 2632504, 3008576, 5265008, 10530016, 21060032]

約数ペア:

[(1, 21060032), (2, 10530016), (4, 5265008), (7, 3008576), (8, 2632504), (14, 1504288), (16, 1316252), (28, 752144), (29, 726208), (32, 658126), (56, 376072), (58, 363104), (64, 329063), (112, 188036), (116, 181552), (203, 103744), (224, 94018), (232, 90776), (406, 51872), (448, 47009), (464, 45388), (812, 25936), (928, 22694), (1621, 12992), (1624, 12968), (1856, 11347), (3242, 6496), (3248, 6484)]