12821928

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{10903}}^1$

素因数の和:10926

約数の個数: 48

約数和(自身を含む): 37291680

約数和(自身を除く): 24469752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 10903, 21806, 32709, 43612, 65418, 76321, 87224, 130836, 152642, 228963, 261672, 305284, 457926, 534247, 610568, 915852, 1068494, 1602741, 1831704, 2136988, 3205482, 4273976, 6410964, 12821928]

約数ペア:

[(1, 12821928), (2, 6410964), (3, 4273976), (4, 3205482), (6, 2136988), (7, 1831704), (8, 1602741), (12, 1068494), (14, 915852), (21, 610568), (24, 534247), (28, 457926), (42, 305284), (49, 261672), (56, 228963), (84, 152642), (98, 130836), (147, 87224), (168, 76321), (196, 65418), (294, 43612), (392, 32709), (588, 21806), (1176, 10903)]