21031670106

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{353}}^1\times {\mathrm{14843}}^1$

素因数の和:15427

約数の個数: 48

約数和(自身を含む): 45905723136

約数和(自身を除く): 24874053030

約数列:

[1, 2, 3, 6, 9, 18, 223, 353, 446, 669, 706, 1059, 1338, 2007, 2118, 3177, 4014, 6354, 14843, 29686, 44529, 78719, 89058, 133587, 157438, 236157, 267174, 472314, 708471, 1416942, 3309989, 5239579, 6619978, 9929967, 10479158, 15718737, 19859934, 29789901, 31437474, 47156211, 59579802, 94312422, 1168426117, 2336852234, 3505278351, 7010556702, 10515835053, 21031670106]

約数ペア:

[(1, 21031670106), (2, 10515835053), (3, 7010556702), (6, 3505278351), (9, 2336852234), (18, 1168426117), (223, 94312422), (353, 59579802), (446, 47156211), (669, 31437474), (706, 29789901), (1059, 19859934), (1338, 15718737), (2007, 10479158), (2118, 9929967), (3177, 6619978), (4014, 5239579), (6354, 3309989), (14843, 1416942), (29686, 708471), (44529, 472314), (78719, 267174), (89058, 236157), (133587, 157438)]