21597978246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{971}}^1\times {\mathrm{1433}}^1$

素因数の和:2621

約数の個数: 64

約数和(自身を含む): 46833292800

約数和(自身を除く): 25235314554

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 199, 398, 597, 971, 1194, 1433, 1942, 2587, 2866, 2913, 4299, 5174, 5826, 7761, 8598, 12623, 15522, 18629, 25246, 37258, 37869, 55887, 75738, 111774, 193229, 285167, 386458, 570334, 579687, 855501, 1159374, 1391443, 1711002, 2511977, 2782886, 3707171, 4174329, 5023954, 7414342, 7535931, 8348658, 11121513, 15071862, 18088759, 22243026, 36177518, 54266277, 108532554, 276897157, 553794314, 830691471, 1661382942, 3599663041, 7199326082, 10798989123, 21597978246]

約数ペア:

[(1, 21597978246), (2, 10798989123), (3, 7199326082), (6, 3599663041), (13, 1661382942), (26, 830691471), (39, 553794314), (78, 276897157), (199, 108532554), (398, 54266277), (597, 36177518), (971, 22243026), (1194, 18088759), (1433, 15071862), (1942, 11121513), (2587, 8348658), (2866, 7535931), (2913, 7414342), (4299, 5023954), (5174, 4174329), (5826, 3707171), (7761, 2782886), (8598, 2511977), (12623, 1711002), (15522, 1391443), (18629, 1159374), (25246, 855501), (37258, 579687), (37869, 570334), (55887, 386458), (75738, 285167), (111774, 193229)]