21207552

素因数分解:

$2^9\times 3^1\times {\mathrm{13807}}^1$

素因数の和:13828

約数の個数: 40

約数和(自身を含む): 56502336

約数和(自身を除く): 35294784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13807, 27614, 41421, 55228, 82842, 110456, 165684, 220912, 331368, 441824, 662736, 883648, 1325472, 1767296, 2650944, 3534592, 5301888, 7069184, 10603776, 21207552]

約数ペア:

[(1, 21207552), (2, 10603776), (3, 7069184), (4, 5301888), (6, 3534592), (8, 2650944), (12, 1767296), (16, 1325472), (24, 883648), (32, 662736), (48, 441824), (64, 331368), (96, 220912), (128, 165684), (192, 110456), (256, 82842), (384, 55228), (512, 41421), (768, 27614), (1536, 13807)]