21894028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{24767}}^1$

素因数の和:24801

約数の個数: 24

約数和(自身を含む): 43690752

約数和(自身を除く): 21796724

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 24767, 49534, 99068, 321971, 421039, 643942, 842078, 1287884, 1684156, 5473507, 10947014, 21894028]

約数ペア:

[(1, 21894028), (2, 10947014), (4, 5473507), (13, 1684156), (17, 1287884), (26, 842078), (34, 643942), (52, 421039), (68, 321971), (221, 99068), (442, 49534), (884, 24767)]