21735240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9533}}^1$

素因数の和:9566

約数の個数: 64

約数和(自身を含む): 68644800

約数和(自身を除く): 46909560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9533, 19066, 28599, 38132, 47665, 57198, 76264, 95330, 114396, 142995, 181127, 190660, 228792, 285990, 362254, 381320, 543381, 571980, 724508, 905635, 1086762, 1143960, 1449016, 1811270, 2173524, 2716905, 3622540, 4347048, 5433810, 7245080, 10867620, 21735240]

約数ペア:

[(1, 21735240), (2, 10867620), (3, 7245080), (4, 5433810), (5, 4347048), (6, 3622540), (8, 2716905), (10, 2173524), (12, 1811270), (15, 1449016), (19, 1143960), (20, 1086762), (24, 905635), (30, 724508), (38, 571980), (40, 543381), (57, 381320), (60, 362254), (76, 285990), (95, 228792), (114, 190660), (120, 181127), (152, 142995), (190, 114396), (228, 95330), (285, 76264), (380, 57198), (456, 47665), (570, 38132), (760, 28599), (1140, 19066), (2280, 9533)]