421721974

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{277}}^1\times {\mathrm{1439}}^1$

素因数の和:1764

約数の個数: 24

約数和(自身を含む): 664130880

約数和(自身を除く): 242408906

約数列:

[1, 2, 23, 46, 277, 529, 554, 1058, 1439, 2878, 6371, 12742, 33097, 66194, 146533, 293066, 398603, 761231, 797206, 1522462, 9167869, 18335738, 210860987, 421721974]

約数ペア:

[(1, 421721974), (2, 210860987), (23, 18335738), (46, 9167869), (277, 1522462), (529, 797206), (554, 761231), (1058, 398603), (1439, 293066), (2878, 146533), (6371, 66194), (12742, 33097)]