21167883240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{25199861}}^1$

素因数の和:25199882

約数の個数: 64

約数和(自身を含む): 72575602560

約数和(自身を除く): 51407719320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 25199861, 50399722, 75599583, 100799444, 125999305, 151199166, 176399027, 201598888, 251998610, 302398332, 352798054, 377997915, 503997220, 529197081, 604796664, 705596108, 755995830, 881995135, 1007994440, 1058394162, 1411192216, 1511991660, 1763990270, 2116788324, 2645985405, 3023983320, 3527980540, 4233576648, 5291970810, 7055961080, 10583941620, 21167883240]

約数ペア:

[(1, 21167883240), (2, 10583941620), (3, 7055961080), (4, 5291970810), (5, 4233576648), (6, 3527980540), (7, 3023983320), (8, 2645985405), (10, 2116788324), (12, 1763990270), (14, 1511991660), (15, 1411192216), (20, 1058394162), (21, 1007994440), (24, 881995135), (28, 755995830), (30, 705596108), (35, 604796664), (40, 529197081), (42, 503997220), (56, 377997915), (60, 352798054), (70, 302398332), (84, 251998610), (105, 201598888), (120, 176399027), (140, 151199166), (168, 125999305), (210, 100799444), (280, 75599583), (420, 50399722), (840, 25199861)]