21000908004

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{21085249}}^1$

素因数の和:21085339

約数の個数: 24

約数和(自身を含む): 49592508000

約数和(自身を除く): 28591599996

約数列:

[1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996, 21085249, 42170498, 63255747, 84340996, 126511494, 253022988, 1750075667, 3500151334, 5250227001, 7000302668, 10500454002, 21000908004]

約数ペア:

[(1, 21000908004), (2, 10500454002), (3, 7000302668), (4, 5250227001), (6, 3500151334), (12, 1750075667), (83, 253022988), (166, 126511494), (249, 84340996), (332, 63255747), (498, 42170498), (996, 21085249)]