21530226

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 44509248

約数和(自身を除く): 22979022

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 293, 331, 586, 662, 879, 993, 1758, 1986, 10841, 12247, 21682, 24494, 32523, 36741, 65046, 73482, 96983, 193966, 290949, 581898, 3588371, 7176742, 10765113, 21530226]

約数ペア:

[(1, 21530226), (2, 10765113), (3, 7176742), (6, 3588371), (37, 581898), (74, 290949), (111, 193966), (222, 96983), (293, 73482), (331, 65046), (586, 36741), (662, 32523), (879, 24494), (993, 21682), (1758, 12247), (1986, 10841)]