21490278

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{3571}}^1$

素因数の和:3652

約数の個数: 32

約数和(自身を含む): 46293120

約数和(自身を除く): 24802842

約数列:

[1, 2, 3, 6, 17, 34, 51, 59, 102, 118, 177, 354, 1003, 2006, 3009, 3571, 6018, 7142, 10713, 21426, 60707, 121414, 182121, 210689, 364242, 421378, 632067, 1264134, 3581713, 7163426, 10745139, 21490278]

約数ペア:

[(1, 21490278), (2, 10745139), (3, 7163426), (6, 3581713), (17, 1264134), (34, 632067), (51, 421378), (59, 364242), (102, 210689), (118, 182121), (177, 121414), (354, 60707), (1003, 21426), (2006, 10713), (3009, 7142), (3571, 6018)]