21536703616

素因数分解:

$2^7\times {\mathrm{2251}}^1\times {\mathrm{74747}}^1$

素因数の和:77012

約数の個数: 32

約数和(自身を含む): 42924786480

約数和(自身を除く): 21388082864

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 2251, 4502, 9004, 18008, 36016, 72032, 74747, 144064, 149494, 288128, 298988, 597976, 1195952, 2391904, 4783808, 9567616, 168255497, 336510994, 673021988, 1346043976, 2692087952, 5384175904, 10768351808, 21536703616]

約数ペア:

[(1, 21536703616), (2, 10768351808), (4, 5384175904), (8, 2692087952), (16, 1346043976), (32, 673021988), (64, 336510994), (128, 168255497), (2251, 9567616), (4502, 4783808), (9004, 2391904), (18008, 1195952), (36016, 597976), (72032, 298988), (74747, 288128), (144064, 149494)]