21201152

素因数分解:

$2^8\times 7^1\times {\mathrm{11831}}^1$

素因数の和:11854

約数の個数: 36

約数和(自身を含む): 48369216

約数和(自身を除く): 27168064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11831, 23662, 47324, 82817, 94648, 165634, 189296, 331268, 378592, 662536, 757184, 1325072, 1514368, 2650144, 3028736, 5300288, 10600576, 21201152]

約数ペア:

[(1, 21201152), (2, 10600576), (4, 5300288), (7, 3028736), (8, 2650144), (14, 1514368), (16, 1325072), (28, 757184), (32, 662536), (56, 378592), (64, 331268), (112, 189296), (128, 165634), (224, 94648), (256, 82817), (448, 47324), (896, 23662), (1792, 11831)]