21104062010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{226901}}^1$

素因数の和:227110

約数の個数: 32

約数和(自身を含む): 38816578944

約数和(自身を除く): 17712516934

約数列:

[1, 2, 5, 10, 71, 131, 142, 262, 355, 655, 710, 1310, 9301, 18602, 46505, 93010, 226901, 453802, 1134505, 2269010, 16109971, 29724031, 32219942, 59448062, 80549855, 148620155, 161099710, 297240310, 2110406201, 4220812402, 10552031005, 21104062010]

約数ペア:

[(1, 21104062010), (2, 10552031005), (5, 4220812402), (10, 2110406201), (71, 297240310), (131, 161099710), (142, 148620155), (262, 80549855), (355, 59448062), (655, 32219942), (710, 29724031), (1310, 16109971), (9301, 2269010), (18602, 1134505), (46505, 453802), (93010, 226901)]