21084944

素因数分解:

$2^4\times {\mathrm{373}}^1\times {\mathrm{3533}}^1$

素因数の和:3914

約数の個数: 20

約数和(自身を含む): 40973196

約数和(自身を除く): 19888252

約数列:

[1, 2, 4, 8, 16, 373, 746, 1492, 2984, 3533, 5968, 7066, 14132, 28264, 56528, 1317809, 2635618, 5271236, 10542472, 21084944]

約数ペア:

[(1, 21084944), (2, 10542472), (4, 5271236), (8, 2635618), (16, 1317809), (373, 56528), (746, 28264), (1492, 14132), (2984, 7066), (3533, 5968)]