21159896

素因数分解:

$2^3\times {\mathrm{619}}^1\times {\mathrm{4273}}^1$

素因数の和:4898

約数の個数: 16

約数和(自身を含む): 39748200

約数和(自身を除く): 18588304

約数列:

[1, 2, 4, 8, 619, 1238, 2476, 4273, 4952, 8546, 17092, 34184, 2644987, 5289974, 10579948, 21159896]

約数ペア:

[(1, 21159896), (2, 10579948), (4, 5289974), (8, 2644987), (619, 34184), (1238, 17092), (2476, 8546), (4273, 4952)]