21885536960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{9770329}}^1$

素因数の和:9770353

約数の個数: 56

約数和(自身を含む): 59559931680

約数和(自身を除く): 37674394720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 9770329, 19540658, 39081316, 48851645, 68392303, 78162632, 97703290, 136784606, 156325264, 195406580, 273569212, 312650528, 341961515, 390813160, 547138424, 625301056, 683923030, 781626320, 1094276848, 1367846060, 1563252640, 2188553696, 2735692120, 3126505280, 4377107392, 5471384240, 10942768480, 21885536960]

約数ペア:

[(1, 21885536960), (2, 10942768480), (4, 5471384240), (5, 4377107392), (7, 3126505280), (8, 2735692120), (10, 2188553696), (14, 1563252640), (16, 1367846060), (20, 1094276848), (28, 781626320), (32, 683923030), (35, 625301056), (40, 547138424), (56, 390813160), (64, 341961515), (70, 312650528), (80, 273569212), (112, 195406580), (140, 156325264), (160, 136784606), (224, 97703290), (280, 78162632), (320, 68392303), (448, 48851645), (560, 39081316), (1120, 19540658), (2240, 9770329)]