21522494

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 38541312

約数和(自身を除く): 17018818

約数列:

[1, 2, 7, 14, 31, 62, 101, 202, 217, 434, 491, 707, 982, 1414, 3131, 3437, 6262, 6874, 15221, 21917, 30442, 43834, 49591, 99182, 106547, 213094, 347137, 694274, 1537321, 3074642, 10761247, 21522494]

約数ペア:

[(1, 21522494), (2, 10761247), (7, 3074642), (14, 1537321), (31, 694274), (62, 347137), (101, 213094), (202, 106547), (217, 99182), (434, 49591), (491, 43834), (707, 30442), (982, 21917), (1414, 15221), (3131, 6874), (3437, 6262)]