21917450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23071}}^1$

素因数の和:23102

約数の個数: 24

約数和(自身を含む): 42913920

約数和(自身を除く): 20996470

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 23071, 46142, 115355, 230710, 438349, 576775, 876698, 1153550, 2191745, 4383490, 10958725, 21917450]

約数ペア:

[(1, 21917450), (2, 10958725), (5, 4383490), (10, 2191745), (19, 1153550), (25, 876698), (38, 576775), (50, 438349), (95, 230710), (190, 115355), (475, 46142), (950, 23071)]