210819973

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{6211}}^1$

素因数の和:6604

約数の個数: 16

約数和(自身を含む): 260208256

約数和(自身を除く): 49388283

約数列:

[1, 7, 13, 91, 373, 2611, 4849, 6211, 33943, 43477, 80743, 565201, 2316703, 16216921, 30117139, 210819973]

約数ペア:

[(1, 210819973), (7, 30117139), (13, 16216921), (91, 2316703), (373, 565201), (2611, 80743), (4849, 43477), (6211, 33943)]