21560658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30197}}^1$

素因数の和:30226

約数の個数: 32

約数和(自身を含む): 52182144

約数和(自身を除く): 30621486

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 30197, 60394, 90591, 181182, 211379, 422758, 513349, 634137, 1026698, 1268274, 1540047, 3080094, 3593443, 7186886, 10780329, 21560658]

約数ペア:

[(1, 21560658), (2, 10780329), (3, 7186886), (6, 3593443), (7, 3080094), (14, 1540047), (17, 1268274), (21, 1026698), (34, 634137), (42, 513349), (51, 422758), (102, 211379), (119, 181182), (238, 90591), (357, 60394), (714, 30197)]