21900479412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260719993}}^1$

素因数の和:260720007

約数の個数: 24

約数和(自身を含む): 58401278656

約数和(自身を除く): 36500799244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260719993, 521439986, 782159979, 1042879972, 1564319958, 1825039951, 3128639916, 3650079902, 5475119853, 7300159804, 10950239706, 21900479412]

約数ペア:

[(1, 21900479412), (2, 10950239706), (3, 7300159804), (4, 5475119853), (6, 3650079902), (7, 3128639916), (12, 1825039951), (14, 1564319958), (21, 1042879972), (28, 782159979), (42, 521439986), (84, 260719993)]