21922549

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1213}}^1$

素因数の和:1308

約数の個数: 16

約数和(自身を含む): 25173504

約数和(自身を除く): 3250955

約数列:

[1, 11, 31, 53, 341, 583, 1213, 1643, 13343, 18073, 37603, 64289, 413633, 707179, 1992959, 21922549]

約数ペア:

[(1, 21922549), (11, 1992959), (31, 707179), (53, 413633), (341, 64289), (583, 37603), (1213, 18073), (1643, 13343)]