21926040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2053}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 66549600

約数和(自身を除く): 44623560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2053, 2136, 2670, 3560, 4106, 5340, 6159, 8212, 10265, 10680, 12318, 16424, 20530, 24636, 30795, 41060, 49272, 61590, 82120, 123180, 182717, 246360, 365434, 548151, 730868, 913585, 1096302, 1461736, 1827170, 2192604, 2740755, 3654340, 4385208, 5481510, 7308680, 10963020, 21926040]

約数ペア:

[(1, 21926040), (2, 10963020), (3, 7308680), (4, 5481510), (5, 4385208), (6, 3654340), (8, 2740755), (10, 2192604), (12, 1827170), (15, 1461736), (20, 1096302), (24, 913585), (30, 730868), (40, 548151), (60, 365434), (89, 246360), (120, 182717), (178, 123180), (267, 82120), (356, 61590), (445, 49272), (534, 41060), (712, 30795), (890, 24636), (1068, 20530), (1335, 16424), (1780, 12318), (2053, 10680), (2136, 10265), (2670, 8212), (3560, 6159), (4106, 5340)]