21291210738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{3583}}^1\times {\mathrm{47161}}^1$

素因数の和:50759

約数の個数: 48

約数和(自身を含む): 52736925696

約数和(自身を除く): 31445714958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 3583, 7166, 10749, 21498, 25081, 32247, 47161, 50162, 64494, 75243, 94322, 141483, 150486, 225729, 282966, 330127, 424449, 451458, 660254, 848898, 990381, 1980762, 2971143, 5942286, 168977863, 337955726, 506933589, 1013867178, 1182845041, 1520800767, 2365690082, 3041601534, 3548535123, 7097070246, 10645605369, 21291210738]

約数ペア:

[(1, 21291210738), (2, 10645605369), (3, 7097070246), (6, 3548535123), (7, 3041601534), (9, 2365690082), (14, 1520800767), (18, 1182845041), (21, 1013867178), (42, 506933589), (63, 337955726), (126, 168977863), (3583, 5942286), (7166, 2971143), (10749, 1980762), (21498, 990381), (25081, 848898), (32247, 660254), (47161, 451458), (50162, 424449), (64494, 330127), (75243, 282966), (94322, 225729), (141483, 150486)]