21369870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12497}}^1$

素因数の和:12529

約数の個数: 48

約数和(自身を含む): 58490640

約数和(自身を除く): 37120770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12497, 24994, 37491, 62485, 74982, 112473, 124970, 187455, 224946, 237443, 374910, 474886, 562365, 712329, 1124730, 1187215, 1424658, 2136987, 2374430, 3561645, 4273974, 7123290, 10684935, 21369870]

約数ペア:

[(1, 21369870), (2, 10684935), (3, 7123290), (5, 4273974), (6, 3561645), (9, 2374430), (10, 2136987), (15, 1424658), (18, 1187215), (19, 1124730), (30, 712329), (38, 562365), (45, 474886), (57, 374910), (90, 237443), (95, 224946), (114, 187455), (171, 124970), (190, 112473), (285, 74982), (342, 62485), (570, 37491), (855, 24994), (1710, 12497)]