21603504

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 60933600

約数和(自身を除く): 39330096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 89, 104, 156, 178, 208, 267, 312, 356, 389, 534, 624, 712, 778, 1068, 1157, 1167, 1424, 1556, 2136, 2314, 2334, 3112, 3471, 4272, 4628, 4668, 5057, 6224, 6942, 9256, 9336, 10114, 13884, 15171, 18512, 18672, 20228, 27768, 30342, 34621, 40456, 55536, 60684, 69242, 80912, 103863, 121368, 138484, 207726, 242736, 276968, 415452, 450073, 553936, 830904, 900146, 1350219, 1661808, 1800292, 2700438, 3600584, 5400876, 7201168, 10801752, 21603504]

約数ペア:

[(1, 21603504), (2, 10801752), (3, 7201168), (4, 5400876), (6, 3600584), (8, 2700438), (12, 1800292), (13, 1661808), (16, 1350219), (24, 900146), (26, 830904), (39, 553936), (48, 450073), (52, 415452), (78, 276968), (89, 242736), (104, 207726), (156, 138484), (178, 121368), (208, 103863), (267, 80912), (312, 69242), (356, 60684), (389, 55536), (534, 40456), (624, 34621), (712, 30342), (778, 27768), (1068, 20228), (1157, 18672), (1167, 18512), (1424, 15171), (1556, 13884), (2136, 10114), (2314, 9336), (2334, 9256), (3112, 6942), (3471, 6224), (4272, 5057), (4628, 4668)]