21868620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19183}}^1$

素因数の和:19214

約数の個数: 48

約数和(自身を含む): 64458240

約数和(自身を除く): 42589620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 19183, 38366, 57549, 76732, 95915, 115098, 191830, 230196, 287745, 364477, 383660, 575490, 728954, 1093431, 1150980, 1457908, 1822385, 2186862, 3644770, 4373724, 5467155, 7289540, 10934310, 21868620]

約数ペア:

[(1, 21868620), (2, 10934310), (3, 7289540), (4, 5467155), (5, 4373724), (6, 3644770), (10, 2186862), (12, 1822385), (15, 1457908), (19, 1150980), (20, 1093431), (30, 728954), (38, 575490), (57, 383660), (60, 364477), (76, 287745), (95, 230196), (114, 191830), (190, 115098), (228, 95915), (285, 76732), (380, 57549), (570, 38366), (1140, 19183)]