21863400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2803}}^1$

素因数の和:2835

約数の個数: 96

約数和(自身を含む): 73016160

約数和(自身を除く): 51152760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 2803, 3900, 5606, 7800, 8409, 11212, 14015, 16818, 22424, 28030, 33636, 36439, 42045, 56060, 67272, 70075, 72878, 84090, 109317, 112120, 140150, 145756, 168180, 182195, 210225, 218634, 280300, 291512, 336360, 364390, 420450, 437268, 546585, 560600, 728780, 840900, 874536, 910975, 1093170, 1457560, 1681800, 1821950, 2186340, 2732925, 3643900, 4372680, 5465850, 7287800, 10931700, 21863400]

約数ペア:

[(1, 21863400), (2, 10931700), (3, 7287800), (4, 5465850), (5, 4372680), (6, 3643900), (8, 2732925), (10, 2186340), (12, 1821950), (13, 1681800), (15, 1457560), (20, 1093170), (24, 910975), (25, 874536), (26, 840900), (30, 728780), (39, 560600), (40, 546585), (50, 437268), (52, 420450), (60, 364390), (65, 336360), (75, 291512), (78, 280300), (100, 218634), (104, 210225), (120, 182195), (130, 168180), (150, 145756), (156, 140150), (195, 112120), (200, 109317), (260, 84090), (300, 72878), (312, 70075), (325, 67272), (390, 56060), (520, 42045), (600, 36439), (650, 33636), (780, 28030), (975, 22424), (1300, 16818), (1560, 14015), (1950, 11212), (2600, 8409), (2803, 7800), (3900, 5606)]