21608469796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1056959}}^1$

素因数の和:1057251

約数の個数: 24

約数和(自身を含む): 39953088000

約数和(自身を除く): 18344618204

約数列:

[1, 2, 4, 19, 38, 76, 269, 538, 1076, 5111, 10222, 20444, 1056959, 2113918, 4227836, 20082221, 40164442, 80328884, 284321971, 568643942, 1137287884, 5402117449, 10804234898, 21608469796]

約数ペア:

[(1, 21608469796), (2, 10804234898), (4, 5402117449), (19, 1137287884), (38, 568643942), (76, 284321971), (269, 80328884), (538, 40164442), (1076, 20082221), (5111, 4227836), (10222, 2113918), (20444, 1056959)]