21545950

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5903}}^1$

素因数の和:5988

約数の個数: 24

約数和(自身を含む): 40631328

約数和(自身を除く): 19085378

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 5903, 11806, 29515, 59030, 147575, 295150, 430919, 861838, 2154595, 4309190, 10772975, 21545950]

約数ペア:

[(1, 21545950), (2, 10772975), (5, 4309190), (10, 2154595), (25, 861838), (50, 430919), (73, 295150), (146, 147575), (365, 59030), (730, 29515), (1825, 11806), (3650, 5903)]