21615505704

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{215827}}^1$

素因数の和:215959

約数の個数: 96

約数和(自身を含む): 63634727520

約数和(自身を除く): 42019221816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 107, 117, 156, 214, 234, 312, 321, 428, 468, 642, 856, 936, 963, 1284, 1391, 1926, 2568, 2782, 3852, 4173, 5564, 7704, 8346, 11128, 12519, 16692, 25038, 33384, 50076, 100152, 215827, 431654, 647481, 863308, 1294962, 1726616, 1942443, 2589924, 2805751, 3884886, 5179848, 5611502, 7769772, 8417253, 11223004, 15539544, 16834506, 22446008, 23093489, 25251759, 33669012, 46186978, 50503518, 67338024, 69280467, 92373956, 101007036, 138560934, 184747912, 202014072, 207841401, 277121868, 300215357, 415682802, 554243736, 600430714, 831365604, 900646071, 1200861428, 1662731208, 1801292142, 2401722856, 2701938213, 3602584284, 5403876426, 7205168568, 10807752852, 21615505704]

約数ペア:

[(1, 21615505704), (2, 10807752852), (3, 7205168568), (4, 5403876426), (6, 3602584284), (8, 2701938213), (9, 2401722856), (12, 1801292142), (13, 1662731208), (18, 1200861428), (24, 900646071), (26, 831365604), (36, 600430714), (39, 554243736), (52, 415682802), (72, 300215357), (78, 277121868), (104, 207841401), (107, 202014072), (117, 184747912), (156, 138560934), (214, 101007036), (234, 92373956), (312, 69280467), (321, 67338024), (428, 50503518), (468, 46186978), (642, 33669012), (856, 25251759), (936, 23093489), (963, 22446008), (1284, 16834506), (1391, 15539544), (1926, 11223004), (2568, 8417253), (2782, 7769772), (3852, 5611502), (4173, 5179848), (5564, 3884886), (7704, 2805751), (8346, 2589924), (11128, 1942443), (12519, 1726616), (16692, 1294962), (25038, 863308), (33384, 647481), (50076, 431654), (100152, 215827)]