21643608

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{128831}}^1$

素因数の和:128847

約数の個数: 32

約数和(自身を含む): 61839360

約数和(自身を除く): 40195752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 128831, 257662, 386493, 515324, 772986, 901817, 1030648, 1545972, 1803634, 2705451, 3091944, 3607268, 5410902, 7214536, 10821804, 21643608]

約数ペア:

[(1, 21643608), (2, 10821804), (3, 7214536), (4, 5410902), (6, 3607268), (7, 3091944), (8, 2705451), (12, 1803634), (14, 1545972), (21, 1030648), (24, 901817), (28, 772986), (42, 515324), (56, 386493), (84, 257662), (168, 128831)]