21503896

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6151}}^1$

素因数の和:6199

約数の個数: 32

約数和(自身を含む): 44294400

約数和(自身を除く): 22790504

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 6151, 12302, 24604, 49208, 116869, 141473, 233738, 282946, 467476, 565892, 934952, 1131784, 2687987, 5375974, 10751948, 21503896]

約数ペア:

[(1, 21503896), (2, 10751948), (4, 5375974), (8, 2687987), (19, 1131784), (23, 934952), (38, 565892), (46, 467476), (76, 282946), (92, 233738), (152, 141473), (184, 116869), (437, 49208), (874, 24604), (1748, 12302), (3496, 6151)]